71860305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{887}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 125826048

約数和(自身を除く): 53965743

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 491, 887, 1473, 2455, 2661, 4435, 5401, 7365, 9757, 13305, 16203, 27005, 29271, 48785, 81015, 146355, 435517, 1306551, 2177585, 4790687, 6532755, 14372061, 23953435, 71860305]

約数ペア:

[(1, 71860305), (3, 23953435), (5, 14372061), (11, 6532755), (15, 4790687), (33, 2177585), (55, 1306551), (165, 435517), (491, 146355), (887, 81015), (1473, 48785), (2455, 29271), (2661, 27005), (4435, 16203), (5401, 13305), (7365, 9757)]