645941064

素因数分解:

$2^3\times 3^1\times {\mathrm{26914211}}^1$

素因数の和:26914220

約数の個数: 16

約数和(自身を含む): 1614852720

約数和(自身を除く): 968911656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 26914211, 53828422, 80742633, 107656844, 161485266, 215313688, 322970532, 645941064]

約数ペア:

[(1, 645941064), (2, 322970532), (3, 215313688), (4, 161485266), (6, 107656844), (8, 80742633), (12, 53828422), (24, 26914211)]