398857108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{587}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 767551680

約数和(自身を除く): 368694572

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 179, 292, 358, 587, 716, 949, 1174, 1898, 2327, 2348, 3796, 4654, 7631, 9308, 13067, 15262, 26134, 30524, 42851, 52268, 85702, 105073, 169871, 171404, 210146, 339742, 420292, 557063, 679484, 1114126, 1365949, 2228252, 2731898, 5463796, 7670329, 15340658, 30681316, 99714277, 199428554, 398857108]

約数ペア:

[(1, 398857108), (2, 199428554), (4, 99714277), (13, 30681316), (26, 15340658), (52, 7670329), (73, 5463796), (146, 2731898), (179, 2228252), (292, 1365949), (358, 1114126), (587, 679484), (716, 557063), (949, 420292), (1174, 339742), (1898, 210146), (2327, 171404), (2348, 169871), (3796, 105073), (4654, 85702), (7631, 52268), (9308, 42851), (13067, 30524), (15262, 26134)]