238396438

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{321289}}^1$

素因数の和:321351

約数の個数: 16

約数和(自身を含む): 416391840

約数和(自身を除く): 177995402

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 321289, 642578, 2249023, 4498046, 17028317, 34056634, 119198219, 238396438]

約数ペア:

[(1, 238396438), (2, 119198219), (7, 34056634), (14, 17028317), (53, 4498046), (106, 2249023), (371, 642578), (742, 321289)]