72490815

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4099}}^1$

素因数の和:4244

約数の個数: 32

約数和(自身を含む): 129888000

約数和(自身を除く): 57397185

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 393, 655, 1179, 1965, 3537, 4099, 5895, 12297, 17685, 20495, 36891, 61485, 110673, 184455, 536969, 553365, 1610907, 2684845, 4832721, 8054535, 14498163, 24163605, 72490815]

約数ペア:

[(1, 72490815), (3, 24163605), (5, 14498163), (9, 8054535), (15, 4832721), (27, 2684845), (45, 1610907), (131, 553365), (135, 536969), (393, 184455), (655, 110673), (1179, 61485), (1965, 36891), (3537, 20495), (4099, 17685), (5895, 12297)]