645590902

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{242521}}^1$

素因数の和:242556

約数の個数: 16

約数和(自身を含む): 1065156624

約数和(自身を除く): 419565722

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 242521, 485042, 2667731, 5335462, 29345041, 58690082, 322795451, 645590902]

約数ペア:

[(1, 645590902), (2, 322795451), (11, 58690082), (22, 29345041), (121, 5335462), (242, 2667731), (1331, 485042), (2662, 242521)]