25116917

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 30474240

約数和(自身を除く): 5357323

約数列:

[1, 7, 19, 127, 133, 889, 1487, 2413, 10409, 16891, 28253, 188849, 197771, 1321943, 3588131, 25116917]

約数ペア:

[(1, 25116917), (7, 3588131), (19, 1321943), (127, 197771), (133, 188849), (889, 28253), (1487, 16891), (2413, 10409)]