198848

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:264

約数の個数: 28

約数和(自身を含む): 426720

約数和(自身を除く): 227872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 239, 416, 478, 832, 956, 1912, 3107, 3824, 6214, 7648, 12428, 15296, 24856, 49712, 99424, 198848]

約数ペア:

[(1, 198848), (2, 99424), (4, 49712), (8, 24856), (13, 15296), (16, 12428), (26, 7648), (32, 6214), (52, 3824), (64, 3107), (104, 1912), (208, 956), (239, 832), (416, 478)]