2223529

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 2820096

約数和(自身を除く): 596567

約数列:

[1, 7, 11, 67, 77, 431, 469, 737, 3017, 4741, 5159, 28877, 33187, 202139, 317647, 2223529]

約数ペア:

[(1, 2223529), (7, 317647), (11, 202139), (67, 33187), (77, 28877), (431, 5159), (469, 4741), (737, 3017)]