131305512

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{420851}}^1$

素因数の和:420873

約数の個数: 32

約数和(自身を含む): 353515680

約数和(自身を除く): 222210168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 420851, 841702, 1262553, 1683404, 2525106, 3366808, 5050212, 5471063, 10100424, 10942126, 16413189, 21884252, 32826378, 43768504, 65652756, 131305512]

約数ペア:

[(1, 131305512), (2, 65652756), (3, 43768504), (4, 32826378), (6, 21884252), (8, 16413189), (12, 10942126), (13, 10100424), (24, 5471063), (26, 5050212), (39, 3366808), (52, 2525106), (78, 1683404), (104, 1262553), (156, 841702), (312, 420851)]