72471245

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{26891}}^1$

素因数の和:26921

約数の個数: 24

約数和(自身を含む): 110364768

約数和(自身を除く): 37893523

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 26891, 134455, 188237, 295801, 941185, 1317659, 1479005, 2070607, 6588295, 10353035, 14494249, 72471245]

約数ペア:

[(1, 72471245), (5, 14494249), (7, 10353035), (11, 6588295), (35, 2070607), (49, 1479005), (55, 1317659), (77, 941185), (245, 295801), (385, 188237), (539, 134455), (2695, 26891)]