263410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 32

約数和(自身を含む): 559872

約数和(自身を除く): 296462

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 71, 106, 142, 265, 355, 371, 497, 530, 710, 742, 994, 1855, 2485, 3710, 3763, 4970, 7526, 18815, 26341, 37630, 52682, 131705, 263410]

約数ペア:

[(1, 263410), (2, 131705), (5, 52682), (7, 37630), (10, 26341), (14, 18815), (35, 7526), (53, 4970), (70, 3763), (71, 3710), (106, 2485), (142, 1855), (265, 994), (355, 742), (371, 710), (497, 530)]