1388261714

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{47881}}^1$

素因数の和:48018

約数の個数: 32

約数和(自身を含む): 2528169600

約数和(自身を除く): 1139907886

約数列:

[1, 2, 7, 14, 19, 38, 109, 133, 218, 266, 763, 1526, 2071, 4142, 14497, 28994, 47881, 95762, 335167, 670334, 909739, 1819478, 5219029, 6368173, 10438058, 12736346, 36533203, 73066406, 99161551, 198323102, 694130857, 1388261714]

約数ペア:

[(1, 1388261714), (2, 694130857), (7, 198323102), (14, 99161551), (19, 73066406), (38, 36533203), (109, 12736346), (133, 10438058), (218, 6368173), (266, 5219029), (763, 1819478), (1526, 909739), (2071, 670334), (4142, 335167), (14497, 95762), (28994, 47881)]