15891426

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 19961118

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 107, 111, 214, 222, 223, 321, 333, 446, 642, 666, 669, 963, 1338, 1926, 2007, 3959, 4014, 7918, 8251, 11877, 16502, 23754, 23861, 24753, 35631, 47722, 49506, 71262, 71583, 74259, 143166, 148518, 214749, 429498, 882857, 1765714, 2648571, 5297142, 7945713, 15891426]

約数ペア:

[(1, 15891426), (2, 7945713), (3, 5297142), (6, 2648571), (9, 1765714), (18, 882857), (37, 429498), (74, 214749), (107, 148518), (111, 143166), (214, 74259), (222, 71583), (223, 71262), (321, 49506), (333, 47722), (446, 35631), (642, 24753), (666, 23861), (669, 23754), (963, 16502), (1338, 11877), (1926, 8251), (2007, 7918), (3959, 4014)]