811421770

素因数分解:

$2^1\times 5^1\times {\mathrm{6421}}^1\times {\mathrm{12637}}^1$

素因数の和:19065

約数の個数: 16

約数和(自身を含む): 1460902248

約数和(自身を除く): 649480478

約数列:

[1, 2, 5, 10, 6421, 12637, 12842, 25274, 32105, 63185, 64210, 126370, 81142177, 162284354, 405710885, 811421770]

約数ペア:

[(1, 811421770), (2, 405710885), (5, 162284354), (10, 81142177), (6421, 126370), (12637, 64210), (12842, 63185), (25274, 32105)]