209393028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:434

約数の個数: 108

約数和(自身を含む): 579790848

約数和(自身を除く): 370397820

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 169, 234, 254, 271, 338, 381, 468, 507, 508, 542, 676, 762, 813, 1014, 1084, 1143, 1521, 1524, 1626, 1651, 2028, 2286, 2439, 3042, 3252, 3302, 3523, 4572, 4878, 4953, 6084, 6604, 7046, 9756, 9906, 10569, 14092, 14859, 19812, 21138, 21463, 29718, 31707, 34417, 42276, 42926, 45799, 59436, 63414, 64389, 68834, 85852, 91598, 103251, 126828, 128778, 137397, 137668, 183196, 193167, 206502, 257556, 274794, 309753, 386334, 412191, 413004, 447421, 549588, 619506, 772668, 824382, 894842, 1239012, 1342263, 1648764, 1789684, 2684526, 4026789, 5369052, 5816473, 8053578, 11632946, 16107156, 17449419, 23265892, 34898838, 52348257, 69797676, 104696514, 209393028]

約数ペア:

[(1, 209393028), (2, 104696514), (3, 69797676), (4, 52348257), (6, 34898838), (9, 23265892), (12, 17449419), (13, 16107156), (18, 11632946), (26, 8053578), (36, 5816473), (39, 5369052), (52, 4026789), (78, 2684526), (117, 1789684), (127, 1648764), (156, 1342263), (169, 1239012), (234, 894842), (254, 824382), (271, 772668), (338, 619506), (381, 549588), (468, 447421), (507, 413004), (508, 412191), (542, 386334), (676, 309753), (762, 274794), (813, 257556), (1014, 206502), (1084, 193167), (1143, 183196), (1521, 137668), (1524, 137397), (1626, 128778), (1651, 126828), (2028, 103251), (2286, 91598), (2439, 85852), (3042, 68834), (3252, 64389), (3302, 63414), (3523, 59436), (4572, 45799), (4878, 42926), (4953, 42276), (6084, 34417), (6604, 31707), (7046, 29718), (9756, 21463), (9906, 21138), (10569, 19812), (14092, 14859)]