646331370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{222107}}^1$

素因数の和:222214

約数の個数: 32

約数和(自身を含む): 1567194048

約数和(自身を除く): 920862678

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 222107, 444214, 666321, 1110535, 1332642, 2221070, 3331605, 6663210, 21544379, 43088758, 64633137, 107721895, 129266274, 215443790, 323165685, 646331370]

約数ペア:

[(1, 646331370), (2, 323165685), (3, 215443790), (5, 129266274), (6, 107721895), (10, 64633137), (15, 43088758), (30, 21544379), (97, 6663210), (194, 3331605), (291, 2221070), (485, 1332642), (582, 1110535), (970, 666321), (1455, 444214), (2910, 222107)]