211203472

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{216397}}^1$

素因数の和:216466

約数の個数: 20

約数和(自身を含む): 415916956

約数和(自身を除く): 204713484

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 216397, 432794, 865588, 1731176, 3462352, 13200217, 26400434, 52800868, 105601736, 211203472]

約数ペア:

[(1, 211203472), (2, 105601736), (4, 52800868), (8, 26400434), (16, 13200217), (61, 3462352), (122, 1731176), (244, 865588), (488, 432794), (976, 216397)]