55720189

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{1303}}^1$

素因数の和:1500

約数の個数: 16

約数和(自身を含む): 65721600

約数和(自身を除く): 10001411

約数列:

[1, 7, 41, 149, 287, 1043, 1303, 6109, 9121, 42763, 53423, 194147, 373961, 1359029, 7960027, 55720189]

約数ペア:

[(1, 55720189), (7, 7960027), (41, 1359029), (149, 373961), (287, 194147), (1043, 53423), (1303, 42763), (6109, 9121)]