331312496

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{127037}}^1$

素因数の和:127208

約数の個数: 20

約数和(自身を含む): 645861192

約数和(自身を除く): 314548696

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 127037, 254074, 508148, 1016296, 2032592, 20707031, 41414062, 82828124, 165656248, 331312496]

約数ペア:

[(1, 331312496), (2, 165656248), (4, 82828124), (8, 41414062), (16, 20707031), (163, 2032592), (326, 1016296), (652, 508148), (1304, 254074), (2608, 127037)]