261396

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 678132

約数和(自身を除く): 416736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 137, 159, 212, 274, 318, 411, 477, 548, 636, 822, 954, 1233, 1644, 1908, 2466, 4932, 7261, 14522, 21783, 29044, 43566, 65349, 87132, 130698, 261396]

約数ペア:

[(1, 261396), (2, 130698), (3, 87132), (4, 65349), (6, 43566), (9, 29044), (12, 21783), (18, 14522), (36, 7261), (53, 4932), (106, 2466), (137, 1908), (159, 1644), (212, 1233), (274, 954), (318, 822), (411, 636), (477, 548)]