6399405

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 12055680

約数和(自身を除く): 5656275

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 229, 243, 345, 405, 621, 687, 1035, 1145, 1215, 1863, 2061, 3105, 3435, 5267, 5589, 6183, 9315, 10305, 15801, 18549, 26335, 27945, 30915, 47403, 55647, 79005, 92745, 142209, 237015, 278235, 426627, 711045, 1279881, 2133135, 6399405]

約数ペア:

[(1, 6399405), (3, 2133135), (5, 1279881), (9, 711045), (15, 426627), (23, 278235), (27, 237015), (45, 142209), (69, 92745), (81, 79005), (115, 55647), (135, 47403), (207, 30915), (229, 27945), (243, 26335), (345, 18549), (405, 15801), (621, 10305), (687, 9315), (1035, 6183), (1145, 5589), (1215, 5267), (1863, 3435), (2061, 3105)]