8997872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 18957120

約数和(自身を除く): 9959248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 181, 208, 239, 362, 478, 724, 956, 1448, 1912, 2353, 2896, 3107, 3824, 4706, 6214, 9412, 12428, 18824, 24856, 37648, 43259, 49712, 86518, 173036, 346072, 562367, 692144, 1124734, 2249468, 4498936, 8997872]

約数ペア:

[(1, 8997872), (2, 4498936), (4, 2249468), (8, 1124734), (13, 692144), (16, 562367), (26, 346072), (52, 173036), (104, 86518), (181, 49712), (208, 43259), (239, 37648), (362, 24856), (478, 18824), (724, 12428), (956, 9412), (1448, 6214), (1912, 4706), (2353, 3824), (2896, 3107)]