15857229

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 23587200

約数和(自身を除く): 7729971

約数列:

[1, 3, 19, 29, 53, 57, 87, 159, 181, 543, 551, 1007, 1537, 1653, 3021, 3439, 4611, 5249, 9593, 10317, 15747, 28779, 29203, 87609, 99731, 182267, 278197, 299193, 546801, 834591, 5285743, 15857229]

約数ペア:

[(1, 15857229), (3, 5285743), (19, 834591), (29, 546801), (53, 299193), (57, 278197), (87, 182267), (159, 99731), (181, 87609), (543, 29203), (551, 28779), (1007, 15747), (1537, 10317), (1653, 9593), (3021, 5249), (3439, 4611)]