168181137

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 255519360

約数和(自身を除く): 87338223

約数列:

[1, 3, 9, 27, 53, 159, 211, 477, 557, 633, 1431, 1671, 1899, 5013, 5697, 11183, 15039, 29521, 33549, 88563, 100647, 117527, 265689, 301941, 352581, 797067, 1057743, 3173229, 6228931, 18686793, 56060379, 168181137]

約数ペア:

[(1, 168181137), (3, 56060379), (9, 18686793), (27, 6228931), (53, 3173229), (159, 1057743), (211, 797067), (477, 352581), (557, 301941), (633, 265689), (1431, 117527), (1671, 100647), (1899, 88563), (5013, 33549), (5697, 29521), (11183, 15039)]