71052289

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 90014400

約数和(自身を除く): 18962111

約数列:

[1, 7, 11, 77, 121, 149, 563, 847, 1043, 1639, 3941, 6193, 11473, 18029, 43351, 68123, 83887, 126203, 476861, 587209, 922757, 6459299, 10150327, 71052289]

約数ペア:

[(1, 71052289), (7, 10150327), (11, 6459299), (77, 922757), (121, 587209), (149, 476861), (563, 126203), (847, 83887), (1043, 68123), (1639, 43351), (3941, 18029), (6193, 11473)]