240641406

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{431257}}^1$

素因数の和:431296

約数の個数: 24

約数和(自身を含む): 538209984

約数和(自身を除く): 297568578

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 431257, 862514, 1293771, 2587542, 3881313, 7762626, 13368967, 26737934, 40106901, 80213802, 120320703, 240641406]

約数ペア:

[(1, 240641406), (2, 120320703), (3, 80213802), (6, 40106901), (9, 26737934), (18, 13368967), (31, 7762626), (62, 3881313), (93, 2587542), (186, 1293771), (279, 862514), (558, 431257)]