28520908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{853}}^1$

素因数の和:1513

約数の個数: 24

約数和(自身を含む): 53897648

約数和(自身を除く): 25376740

約数列:

[1, 2, 4, 13, 26, 52, 643, 853, 1286, 1706, 2572, 3412, 8359, 11089, 16718, 22178, 33436, 44356, 548479, 1096958, 2193916, 7130227, 14260454, 28520908]

約数ペア:

[(1, 28520908), (2, 14260454), (4, 7130227), (13, 2193916), (26, 1096958), (52, 548479), (643, 44356), (853, 33436), (1286, 22178), (1706, 16718), (2572, 11089), (3412, 8359)]