1297099390

素因数分解:

$2^1\times 5^1\times {\mathrm{5659}}^1\times {\mathrm{22921}}^1$

素因数の和:28587

約数の個数: 16

約数和(自身を含む): 2335293360

約数和(自身を除く): 1038193970

約数列:

[1, 2, 5, 10, 5659, 11318, 22921, 28295, 45842, 56590, 114605, 229210, 129709939, 259419878, 648549695, 1297099390]

約数ペア:

[(1, 1297099390), (2, 648549695), (5, 259419878), (10, 129709939), (5659, 229210), (11318, 114605), (22921, 56590), (28295, 45842)]