278826236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{39139}}^1$

素因数の和:39293

約数の個数: 24

約数和(自身を含む): 529329360

約数和(自身を除く): 250503124

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 39139, 78278, 156556, 508807, 1017614, 2035228, 5362043, 10724086, 21448172, 69706559, 139413118, 278826236]

約数ペア:

[(1, 278826236), (2, 139413118), (4, 69706559), (13, 21448172), (26, 10724086), (52, 5362043), (137, 2035228), (274, 1017614), (548, 508807), (1781, 156556), (3562, 78278), (7124, 39139)]