1968996965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{2417}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 2593334016

約数和(自身を除く): 624337051

約数列:

[1, 5, 13, 65, 83, 151, 415, 755, 1079, 1963, 2417, 5395, 9815, 12085, 12533, 31421, 62665, 157105, 162929, 200611, 364967, 814645, 1003055, 1824835, 2607943, 4744571, 13039715, 23722855, 30292261, 151461305, 393799393, 1968996965]

約数ペア:

[(1, 1968996965), (5, 393799393), (13, 151461305), (65, 30292261), (83, 23722855), (151, 13039715), (415, 4744571), (755, 2607943), (1079, 1824835), (1963, 1003055), (2417, 814645), (5395, 364967), (9815, 200611), (12085, 162929), (12533, 157105), (31421, 62665)]