199936048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{56543}}^1$

素因数の和:56581

約数の個数: 40

約数和(自身を含む): 441721728

約数和(自身を除く): 241785680

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 56543, 113086, 226172, 452344, 735059, 904688, 961231, 1470118, 1922462, 2940236, 3844924, 5880472, 7689848, 11760944, 12496003, 15379696, 24992006, 49984012, 99968024, 199936048]

約数ペア:

[(1, 199936048), (2, 99968024), (4, 49984012), (8, 24992006), (13, 15379696), (16, 12496003), (17, 11760944), (26, 7689848), (34, 5880472), (52, 3844924), (68, 2940236), (104, 1922462), (136, 1470118), (208, 961231), (221, 904688), (272, 735059), (442, 452344), (884, 226172), (1768, 113086), (3536, 56543)]