15109689

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 25280640

約数和(自身を除く): 10170951

約数列:

[1, 3, 7, 21, 23, 41, 49, 69, 109, 123, 147, 161, 287, 327, 483, 763, 861, 943, 1127, 2009, 2289, 2507, 2829, 3381, 4469, 5341, 6027, 6601, 7521, 13407, 16023, 17549, 19803, 31283, 46207, 52647, 93849, 102787, 122843, 138621, 218981, 308361, 368529, 656943, 719509, 2158527, 5036563, 15109689]

約数ペア:

[(1, 15109689), (3, 5036563), (7, 2158527), (21, 719509), (23, 656943), (41, 368529), (49, 308361), (69, 218981), (109, 138621), (123, 122843), (147, 102787), (161, 93849), (287, 52647), (327, 46207), (483, 31283), (763, 19803), (861, 17549), (943, 16023), (1127, 13407), (2009, 7521), (2289, 6601), (2507, 6027), (2829, 5341), (3381, 4469)]