72257191

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{1021}}^1$

素因数の和:1242

約数の個数: 16

約数和(自身を含む): 80353728

約数和(自身を除く): 8096537

約数列:

[1, 17, 23, 181, 391, 1021, 3077, 4163, 17357, 23483, 70771, 184801, 399211, 3141617, 4250423, 72257191]

約数ペア:

[(1, 72257191), (17, 4250423), (23, 3141617), (181, 399211), (391, 184801), (1021, 70771), (3077, 23483), (4163, 17357)]