508780818

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2113}}^1$

素因数の和:2158

約数の個数: 128

約数和(自身を含む): 1420608000

約数和(自身を除く): 911827182

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 182, 189, 234, 273, 294, 343, 351, 378, 441, 546, 637, 686, 702, 819, 882, 1029, 1274, 1323, 1638, 1911, 2058, 2113, 2457, 2646, 3087, 3822, 4226, 4459, 4914, 5733, 6174, 6339, 8918, 9261, 11466, 12678, 13377, 14791, 17199, 18522, 19017, 26754, 27469, 29582, 34398, 38034, 40131, 44373, 54938, 57051, 80262, 82407, 88746, 103537, 114102, 120393, 133119, 164814, 192283, 207074, 240786, 247221, 266238, 310611, 384566, 399357, 494442, 576849, 621222, 724759, 741663, 798714, 931833, 1153698, 1345981, 1449518, 1483326, 1730547, 1863666, 2174277, 2691962, 2795499, 3461094, 4037943, 4348554, 5191641, 5590998, 6522831, 8075886, 9421867, 10383282, 12113829, 13045662, 18843734, 19568493, 24227658, 28265601, 36341487, 39136986, 56531202, 72682974, 84796803, 169593606, 254390409, 508780818]

約数ペア:

[(1, 508780818), (2, 254390409), (3, 169593606), (6, 84796803), (7, 72682974), (9, 56531202), (13, 39136986), (14, 36341487), (18, 28265601), (21, 24227658), (26, 19568493), (27, 18843734), (39, 13045662), (42, 12113829), (49, 10383282), (54, 9421867), (63, 8075886), (78, 6522831), (91, 5590998), (98, 5191641), (117, 4348554), (126, 4037943), (147, 3461094), (182, 2795499), (189, 2691962), (234, 2174277), (273, 1863666), (294, 1730547), (343, 1483326), (351, 1449518), (378, 1345981), (441, 1153698), (546, 931833), (637, 798714), (686, 741663), (702, 724759), (819, 621222), (882, 576849), (1029, 494442), (1274, 399357), (1323, 384566), (1638, 310611), (1911, 266238), (2058, 247221), (2113, 240786), (2457, 207074), (2646, 192283), (3087, 164814), (3822, 133119), (4226, 120393), (4459, 114102), (4914, 103537), (5733, 88746), (6174, 82407), (6339, 80262), (8918, 57051), (9261, 54938), (11466, 44373), (12678, 40131), (13377, 38034), (14791, 34398), (17199, 29582), (18522, 27469), (19017, 26754)]