66478993

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 85100544

約数和(自身を除く): 18621551

約数列:

[1, 7, 17, 23, 107, 119, 161, 227, 391, 749, 1589, 1819, 2461, 2737, 3859, 5221, 12733, 17227, 24289, 27013, 36547, 41837, 88757, 170023, 292859, 412913, 558647, 621299, 2890391, 3910529, 9496999, 66478993]

約数ペア:

[(1, 66478993), (7, 9496999), (17, 3910529), (23, 2890391), (107, 621299), (119, 558647), (161, 412913), (227, 292859), (391, 170023), (749, 88757), (1589, 41837), (1819, 36547), (2461, 27013), (2737, 24289), (3859, 17227), (5221, 12733)]