318778863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{2851}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 475302912

約数和(自身を除く): 156524049

約数列:

[1, 3, 13, 39, 47, 61, 141, 183, 611, 793, 1833, 2379, 2851, 2867, 8553, 8601, 37063, 37271, 111189, 111813, 133997, 173911, 401991, 521733, 1741961, 2260843, 5225883, 6782529, 8173817, 24521451, 106259621, 318778863]

約数ペア:

[(1, 318778863), (3, 106259621), (13, 24521451), (39, 8173817), (47, 6782529), (61, 5225883), (141, 2260843), (183, 1741961), (611, 521733), (793, 401991), (1833, 173911), (2379, 133997), (2851, 111813), (2867, 111189), (8553, 37271), (8601, 37063)]