253568484

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2267}}^1$

素因数の和:2529

約数の個数: 72

約数和(自身を含む): 693463680

約数和(自身を除く): 439895196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 239, 468, 478, 717, 956, 1434, 2151, 2267, 2868, 3107, 4302, 4534, 6214, 6801, 8604, 9068, 9321, 12428, 13602, 18642, 20403, 27204, 27963, 29471, 37284, 40806, 55926, 58942, 81612, 88413, 111852, 117884, 176826, 265239, 353652, 530478, 541813, 1060956, 1083626, 1625439, 2167252, 3250878, 4876317, 6501756, 7043569, 9752634, 14087138, 19505268, 21130707, 28174276, 42261414, 63392121, 84522828, 126784242, 253568484]

約数ペア:

[(1, 253568484), (2, 126784242), (3, 84522828), (4, 63392121), (6, 42261414), (9, 28174276), (12, 21130707), (13, 19505268), (18, 14087138), (26, 9752634), (36, 7043569), (39, 6501756), (52, 4876317), (78, 3250878), (117, 2167252), (156, 1625439), (234, 1083626), (239, 1060956), (468, 541813), (478, 530478), (717, 353652), (956, 265239), (1434, 176826), (2151, 117884), (2267, 111852), (2868, 88413), (3107, 81612), (4302, 58942), (4534, 55926), (6214, 40806), (6801, 37284), (8604, 29471), (9068, 27963), (9321, 27204), (12428, 20403), (13602, 18642)]