85520715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1489}}^1$

素因数の和:2051

約数の個数: 32

約数和(自身を含む): 156771840

約数和(自身を除く): 71251125

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 547, 1489, 1641, 2735, 3829, 4467, 7445, 8205, 10423, 11487, 19145, 22335, 31269, 52115, 57435, 156345, 814483, 2443449, 4072415, 5701381, 12217245, 17104143, 28506905, 85520715]

約数ペア:

[(1, 85520715), (3, 28506905), (5, 17104143), (7, 12217245), (15, 5701381), (21, 4072415), (35, 2443449), (105, 814483), (547, 156345), (1489, 57435), (1641, 52115), (2735, 31269), (3829, 22335), (4467, 19145), (7445, 11487), (8205, 10423)]