305793358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^3\times {\mathrm{79}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 509846400

約数和(自身を除く): 204053042

約数列:

[1, 2, 13, 26, 53, 79, 106, 158, 689, 1027, 1378, 2054, 2809, 4187, 5618, 8374, 36517, 54431, 73034, 108862, 148877, 221911, 297754, 443822, 1935401, 2884843, 3870802, 5769686, 11761283, 23522566, 152896679, 305793358]

約数ペア:

[(1, 305793358), (2, 152896679), (13, 23522566), (26, 11761283), (53, 5769686), (79, 3870802), (106, 2884843), (158, 1935401), (689, 443822), (1027, 297754), (1378, 221911), (2054, 148877), (2809, 108862), (4187, 73034), (5618, 54431), (8374, 36517)]