81728462

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{69379}}^1$

素因数の和:69431

約数の個数: 16

約数和(自身を含む): 133209600

約数和(自身を除く): 51481138

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 69379, 138758, 1318201, 2150749, 2636402, 4301498, 40864231, 81728462]

約数ペア:

[(1, 81728462), (2, 40864231), (19, 4301498), (31, 2636402), (38, 2150749), (62, 1318201), (589, 138758), (1178, 69379)]