84571890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216851}}^1$

素因数の和:216874

約数の個数: 32

約数和(自身を含む): 218586816

約数和(自身を除く): 134014926

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 216851, 433702, 650553, 1084255, 1301106, 2168510, 2819063, 3252765, 5638126, 6505530, 8457189, 14095315, 16914378, 28190630, 42285945, 84571890]

約数ペア:

[(1, 84571890), (2, 42285945), (3, 28190630), (5, 16914378), (6, 14095315), (10, 8457189), (13, 6505530), (15, 5638126), (26, 3252765), (30, 2819063), (39, 2168510), (65, 1301106), (78, 1084255), (130, 650553), (195, 433702), (390, 216851)]