129176944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{621043}}^1$

素因数の和:621064

約数の個数: 20

約数和(自身を含む): 269533096

約数和(自身を除く): 140356152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 621043, 1242086, 2484172, 4968344, 8073559, 9936688, 16147118, 32294236, 64588472, 129176944]

約数ペア:

[(1, 129176944), (2, 64588472), (4, 32294236), (8, 16147118), (13, 9936688), (16, 8073559), (26, 4968344), (52, 2484172), (104, 1242086), (208, 621043)]