71639915

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{11273}}^1$

素因数の和:11350

約数の個数: 16

約数和(自身を含む): 90913536

約数和(自身を除く): 19273621

約数列:

[1, 5, 31, 41, 155, 205, 1271, 6355, 11273, 56365, 349463, 462193, 1747315, 2310965, 14327983, 71639915]

約数ペア:

[(1, 71639915), (5, 14327983), (31, 2310965), (41, 1747315), (155, 462193), (205, 349463), (1271, 56365), (6355, 11273)]