391303198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{1553}}^1$

素因数の和:2460

約数の個数: 32

約数和(自身を含む): 690796512

約数和(自身を除く): 299493314

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 881, 1553, 1762, 3106, 9691, 11453, 17083, 19382, 20189, 22906, 34166, 40378, 125983, 222079, 251966, 444158, 1368193, 2736386, 15050123, 17786509, 30100246, 35573018, 195651599, 391303198]

約数ペア:

[(1, 391303198), (2, 195651599), (11, 35573018), (13, 30100246), (22, 17786509), (26, 15050123), (143, 2736386), (286, 1368193), (881, 444158), (1553, 251966), (1762, 222079), (3106, 125983), (9691, 40378), (11453, 34166), (17083, 22906), (19382, 20189)]