28837965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3607}}^1$

素因数の和:3669

約数の個数: 32

約数和(自身を含む): 50916096

約数和(自身を除く): 22078131

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 3607, 7995, 10821, 18035, 46891, 54105, 140673, 147887, 234455, 443661, 703365, 739435, 1922531, 2218305, 5767593, 9612655, 28837965]

約数ペア:

[(1, 28837965), (3, 9612655), (5, 5767593), (13, 2218305), (15, 1922531), (39, 739435), (41, 703365), (65, 443661), (123, 234455), (195, 147887), (205, 140673), (533, 54105), (615, 46891), (1599, 18035), (2665, 10821), (3607, 7995)]