20172817935

素因数分解:

$3^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{193811}}^1$

素因数の和:194085

約数の個数: 40

約数和(自身を含む): 36302538096

約数和(自身を除く): 16129720161

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 257, 405, 771, 1285, 2313, 3855, 6939, 11565, 20817, 34695, 104085, 193811, 581433, 969055, 1744299, 2907165, 5232897, 8721495, 15698691, 26164485, 49809427, 78493455, 149428281, 249047135, 448284843, 747141405, 1344854529, 2241424215, 4034563587, 6724272645, 20172817935]

約数ペア:

[(1, 20172817935), (3, 6724272645), (5, 4034563587), (9, 2241424215), (15, 1344854529), (27, 747141405), (45, 448284843), (81, 249047135), (135, 149428281), (257, 78493455), (405, 49809427), (771, 26164485), (1285, 15698691), (2313, 8721495), (3855, 5232897), (6939, 2907165), (11565, 1744299), (20817, 969055), (34695, 581433), (104085, 193811)]