1213641825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{16529}}^1$

素因数の和:16642

約数の個数: 48

約数和(自身を含む): 2213697600

約数和(自身を除く): 1000055775

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 89, 165, 267, 275, 445, 825, 979, 1335, 2225, 2937, 4895, 6675, 14685, 16529, 24475, 49587, 73425, 82645, 181819, 247935, 413225, 545457, 909095, 1239675, 1471081, 2727285, 4413243, 4545475, 7355405, 13636425, 16181891, 22066215, 36777025, 48545673, 80909455, 110331075, 242728365, 404547275, 1213641825]

約数ペア:

[(1, 1213641825), (3, 404547275), (5, 242728365), (11, 110331075), (15, 80909455), (25, 48545673), (33, 36777025), (55, 22066215), (75, 16181891), (89, 13636425), (165, 7355405), (267, 4545475), (275, 4413243), (445, 2727285), (825, 1471081), (979, 1239675), (1335, 909095), (2225, 545457), (2937, 413225), (4895, 247935), (6675, 181819), (14685, 82645), (16529, 73425), (24475, 49587)]