15239805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7639}}^1$

素因数の和:7673

約数の個数: 32

約数和(自身を含む): 29337600

約数和(自身を除く): 14097795

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 7639, 22917, 38195, 53473, 114585, 145141, 160419, 267365, 435423, 725705, 802095, 1015987, 2177115, 3047961, 5079935, 15239805]

約数ペア:

[(1, 15239805), (3, 5079935), (5, 3047961), (7, 2177115), (15, 1015987), (19, 802095), (21, 725705), (35, 435423), (57, 267365), (95, 160419), (105, 145141), (133, 114585), (285, 53473), (399, 38195), (665, 22917), (1995, 7639)]