7988895

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^2$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 15297120

約数和(自身を除く): 7308225

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 59, 85, 135, 153, 177, 255, 295, 459, 531, 765, 885, 1003, 1593, 2295, 2655, 3009, 3481, 5015, 7965, 9027, 10443, 15045, 17405, 27081, 31329, 45135, 52215, 59177, 93987, 135405, 156645, 177531, 295885, 469935, 532593, 887655, 1597779, 2662965, 7988895]

約数ペア:

[(1, 7988895), (3, 2662965), (5, 1597779), (9, 887655), (15, 532593), (17, 469935), (27, 295885), (45, 177531), (51, 156645), (59, 135405), (85, 93987), (135, 59177), (153, 52215), (177, 45135), (255, 31329), (295, 27081), (459, 17405), (531, 15045), (765, 10443), (885, 9027), (1003, 7965), (1593, 5015), (2295, 3481), (2655, 3009)]