16809435

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 30888000

約数和(自身を除く): 14078565

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 109, 115, 149, 207, 327, 345, 447, 545, 745, 981, 1035, 1341, 1635, 2235, 2507, 3427, 4905, 6705, 7521, 10281, 12535, 16241, 17135, 22563, 30843, 37605, 48723, 51405, 81205, 112815, 146169, 154215, 243615, 373543, 730845, 1120629, 1867715, 3361887, 5603145, 16809435]

約数ペア:

[(1, 16809435), (3, 5603145), (5, 3361887), (9, 1867715), (15, 1120629), (23, 730845), (45, 373543), (69, 243615), (109, 154215), (115, 146169), (149, 112815), (207, 81205), (327, 51405), (345, 48723), (447, 37605), (545, 30843), (745, 22563), (981, 17135), (1035, 16241), (1341, 12535), (1635, 10281), (2235, 7521), (2507, 6705), (3427, 4905)]