947204005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{157999}}^1$

素因数の和:158124

約数の個数: 16

約数和(自身を含む): 1251360000

約数和(自身を除く): 304155995

約数列:

[1, 5, 11, 55, 109, 545, 1199, 5995, 157999, 789995, 1737989, 8689945, 17221891, 86109455, 189440801, 947204005]

約数ペア:

[(1, 947204005), (5, 189440801), (11, 86109455), (55, 17221891), (109, 8689945), (545, 1737989), (1199, 789995), (5995, 157999)]