85581951

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1381}}^1$

素因数の和:1631

約数の個数: 32

約数和(自身を含む): 141163008

約数和(自身を除く): 55581057

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 681, 1381, 1589, 2951, 4143, 4767, 8853, 9667, 17953, 20657, 29001, 53859, 61971, 125671, 313487, 377013, 940461, 2194409, 4075331, 6583227, 12225993, 28527317, 85581951]

約数ペア:

[(1, 85581951), (3, 28527317), (7, 12225993), (13, 6583227), (21, 4075331), (39, 2194409), (91, 940461), (227, 377013), (273, 313487), (681, 125671), (1381, 61971), (1589, 53859), (2951, 29001), (4143, 20657), (4767, 17953), (8853, 9667)]