987431495

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 1240614144

約数和(自身を除く): 253182649

約数列:

[1, 5, 41, 83, 131, 205, 415, 443, 655, 2215, 3403, 5371, 10873, 17015, 18163, 26855, 36769, 54365, 58033, 90815, 183845, 290165, 445793, 1507529, 2228965, 2379353, 4816739, 7537645, 11896765, 24083695, 197486299, 987431495]

約数ペア:

[(1, 987431495), (5, 197486299), (41, 24083695), (83, 11896765), (131, 7537645), (205, 4816739), (415, 2379353), (443, 2228965), (655, 1507529), (2215, 445793), (3403, 290165), (5371, 183845), (10873, 90815), (17015, 58033), (18163, 54365), (26855, 36769)]