1279130115

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1471}}^1\times {\mathrm{1999}}^1$

素因数の和:3507

約数の個数: 32

約数和(自身を含む): 2119680000

約数和(自身を除く): 840549885

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 1471, 1999, 4413, 5997, 7355, 9995, 22065, 29985, 42659, 57971, 127977, 173913, 213295, 289855, 639885, 869565, 2940529, 8821587, 14702645, 44107935, 85275341, 255826023, 426376705, 1279130115]

約数ペア:

[(1, 1279130115), (3, 426376705), (5, 255826023), (15, 85275341), (29, 44107935), (87, 14702645), (145, 8821587), (435, 2940529), (1471, 869565), (1999, 639885), (4413, 289855), (5997, 213295), (7355, 173913), (9995, 127977), (22065, 57971), (29985, 42659)]