380428972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1235159}}^1$

素因数の和:1235181

約数の個数: 24

約数和(自身を含む): 830027520

約数和(自身を除く): 449598548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1235159, 2470318, 4940636, 8646113, 13586749, 17292226, 27173498, 34584452, 54346996, 95107243, 190214486, 380428972]

約数ペア:

[(1, 380428972), (2, 190214486), (4, 95107243), (7, 54346996), (11, 34584452), (14, 27173498), (22, 17292226), (28, 13586749), (44, 8646113), (77, 4940636), (154, 2470318), (308, 1235159)]