231791336

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{217849}}^1$

素因数の和:217881

約数の個数: 32

約数和(自身を含む): 522840000

約数和(自身を除く): 291048664

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 217849, 435698, 871396, 1524943, 1742792, 3049886, 4139131, 6099772, 8278262, 12199544, 16556524, 28973917, 33113048, 57947834, 115895668, 231791336]

約数ペア:

[(1, 231791336), (2, 115895668), (4, 57947834), (7, 33113048), (8, 28973917), (14, 16556524), (19, 12199544), (28, 8278262), (38, 6099772), (56, 4139131), (76, 3049886), (133, 1742792), (152, 1524943), (266, 871396), (532, 435698), (1064, 217849)]