387593128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{8647}}^1$

素因数の和:9097

約数の個数: 32

約数和(自身を含む): 784546560

約数和(自身を除く): 396953432

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 431, 862, 1724, 3448, 5603, 8647, 11206, 17294, 22412, 34588, 44824, 69176, 112411, 224822, 449644, 899288, 3726857, 7453714, 14907428, 29814856, 48449141, 96898282, 193796564, 387593128]

約数ペア:

[(1, 387593128), (2, 193796564), (4, 96898282), (8, 48449141), (13, 29814856), (26, 14907428), (52, 7453714), (104, 3726857), (431, 899288), (862, 449644), (1724, 224822), (3448, 112411), (5603, 69176), (8647, 44824), (11206, 34588), (17294, 22412)]