221528589

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{5233}}^1$

素因数の和:5476

約数の個数: 16

約数和(自身を含む): 300473472

約数和(自身を除く): 78944883

約数列:

[1, 3, 103, 137, 309, 411, 5233, 14111, 15699, 42333, 538999, 716921, 1616997, 2150763, 73842863, 221528589]

約数ペア:

[(1, 221528589), (3, 73842863), (103, 2150763), (137, 1616997), (309, 716921), (411, 538999), (5233, 42333), (14111, 15699)]