1381671808

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{981301}}^1$

素因数の和:981326

約数の個数: 32

約数和(自身を含む): 3002784120

約数和(自身を除く): 1621112312

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 981301, 1962602, 3925204, 7850408, 10794311, 15700816, 21588622, 31401632, 43177244, 62803264, 86354488, 125606528, 172708976, 345417952, 690835904, 1381671808]

約数ペア:

[(1, 1381671808), (2, 690835904), (4, 345417952), (8, 172708976), (11, 125606528), (16, 86354488), (22, 62803264), (32, 43177244), (44, 31401632), (64, 21588622), (88, 15700816), (128, 10794311), (176, 7850408), (352, 3925204), (704, 1962602), (1408, 981301)]