1386427511

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{64747}}^1$

素因数の和:64803

約数の個数: 24

約数和(自身を含む): 1771505280

約数和(自身を除く): 385077769

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 931, 1127, 3059, 21413, 64747, 453229, 1230193, 1489181, 3172603, 8611351, 10424267, 28294439, 60279457, 72969869, 198061073, 1386427511]

約数ペア:

[(1, 1386427511), (7, 198061073), (19, 72969869), (23, 60279457), (49, 28294439), (133, 10424267), (161, 8611351), (437, 3172603), (931, 1489181), (1127, 1230193), (3059, 453229), (21413, 64747)]