81131576

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{104551}}^1$

素因数の和:104654

約数の個数: 16

約数和(自身を含む): 153691440

約数和(自身を除く): 72559864

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 104551, 209102, 418204, 836408, 10141447, 20282894, 40565788, 81131576]

約数ペア:

[(1, 81131576), (2, 40565788), (4, 20282894), (8, 10141447), (97, 836408), (194, 418204), (388, 209102), (776, 104551)]