66159681

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 103434240

約数和(自身を除く): 37274559

約数列:

[1, 3, 7, 21, 73, 103, 219, 309, 419, 511, 721, 1257, 1533, 2163, 2933, 7519, 8799, 22557, 30587, 43157, 52633, 91761, 129471, 157899, 214109, 302099, 642327, 906297, 3150461, 9451383, 22053227, 66159681]

約数ペア:

[(1, 66159681), (3, 22053227), (7, 9451383), (21, 3150461), (73, 906297), (103, 642327), (219, 302099), (309, 214109), (419, 157899), (511, 129471), (721, 91761), (1257, 52633), (1533, 43157), (2163, 30587), (2933, 22557), (7519, 8799)]