1520455573

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{315251}}^1$

素因数の和:315324

約数の個数: 16

約数和(自身を含む): 1906644096

約数和(自身を除く): 386188523

約数列:

[1, 7, 13, 53, 91, 371, 689, 4823, 315251, 2206757, 4098263, 16708303, 28687841, 116958121, 217207939, 1520455573]

約数ペア:

[(1, 1520455573), (7, 217207939), (13, 116958121), (53, 28687841), (91, 16708303), (371, 4098263), (689, 2206757), (4823, 315251)]