401020737

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{1481}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 591566976

約数和(自身を除く): 190546239

約数列:

[1, 3, 13, 39, 53, 131, 159, 393, 689, 1481, 1703, 2067, 4443, 5109, 6943, 19253, 20829, 57759, 78493, 90259, 194011, 235479, 270777, 582033, 1020409, 2522143, 3061227, 7566429, 10282583, 30847749, 133673579, 401020737]

約数ペア:

[(1, 401020737), (3, 133673579), (13, 30847749), (39, 10282583), (53, 7566429), (131, 3061227), (159, 2522143), (393, 1020409), (689, 582033), (1481, 270777), (1703, 235479), (2067, 194011), (4443, 90259), (5109, 78493), (6943, 57759), (19253, 20829)]