421975788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 1147023360

約数和(自身を除く): 725047572

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 59, 76, 78, 114, 118, 127, 156, 177, 228, 236, 247, 254, 354, 361, 381, 494, 508, 708, 722, 741, 762, 767, 988, 1083, 1121, 1444, 1482, 1524, 1534, 1651, 2166, 2242, 2301, 2413, 2964, 3068, 3302, 3363, 4332, 4484, 4602, 4693, 4826, 4953, 6604, 6726, 7239, 7493, 9204, 9386, 9652, 9906, 13452, 14079, 14478, 14573, 14986, 18772, 19812, 21299, 22479, 28158, 28956, 29146, 29972, 31369, 42598, 43719, 44958, 45847, 56316, 58292, 62738, 63897, 85196, 87438, 89916, 91694, 94107, 97409, 125476, 127794, 137541, 142367, 174876, 183388, 188214, 194818, 255588, 275082, 276887, 284734, 292227, 376428, 389636, 427101, 550164, 553774, 569468, 584454, 596011, 830661, 854202, 1107548, 1168908, 1192022, 1661322, 1708404, 1788033, 1850771, 2384044, 2704973, 3322644, 3576066, 3701542, 5409946, 5552313, 7152132, 7403084, 8114919, 10819892, 11104626, 16229838, 22209252, 32459676, 35164649, 70329298, 105493947, 140658596, 210987894, 421975788]

約数ペア:

[(1, 421975788), (2, 210987894), (3, 140658596), (4, 105493947), (6, 70329298), (12, 35164649), (13, 32459676), (19, 22209252), (26, 16229838), (38, 11104626), (39, 10819892), (52, 8114919), (57, 7403084), (59, 7152132), (76, 5552313), (78, 5409946), (114, 3701542), (118, 3576066), (127, 3322644), (156, 2704973), (177, 2384044), (228, 1850771), (236, 1788033), (247, 1708404), (254, 1661322), (354, 1192022), (361, 1168908), (381, 1107548), (494, 854202), (508, 830661), (708, 596011), (722, 584454), (741, 569468), (762, 553774), (767, 550164), (988, 427101), (1083, 389636), (1121, 376428), (1444, 292227), (1482, 284734), (1524, 276887), (1534, 275082), (1651, 255588), (2166, 194818), (2242, 188214), (2301, 183388), (2413, 174876), (2964, 142367), (3068, 137541), (3302, 127794), (3363, 125476), (4332, 97409), (4484, 94107), (4602, 91694), (4693, 89916), (4826, 87438), (4953, 85196), (6604, 63897), (6726, 62738), (7239, 58292), (7493, 56316), (9204, 45847), (9386, 44958), (9652, 43719), (9906, 42598), (13452, 31369), (14079, 29972), (14478, 29146), (14573, 28956), (14986, 28158), (18772, 22479), (19812, 21299)]