81228644

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{28723}}^1$

素因数の和:28835

約数の個数: 24

約数和(自身を含む): 164071488

約数和(自身を除く): 82842844

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 28723, 57446, 114892, 201061, 402122, 804244, 2901023, 5802046, 11604092, 20307161, 40614322, 81228644]

約数ペア:

[(1, 81228644), (2, 40614322), (4, 20307161), (7, 11604092), (14, 5802046), (28, 2901023), (101, 804244), (202, 402122), (404, 201061), (707, 114892), (1414, 57446), (2828, 28723)]