25158749319

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1\times {\mathrm{15607}}^1$

素因数の和:16500

約数の個数: 48

約数和(自身を含む): 41781991680

約数和(自身を除く): 16623242361

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 857, 1881, 2571, 7713, 9427, 15607, 16283, 28281, 46821, 48849, 84843, 140463, 146547, 171677, 179113, 296533, 515031, 537339, 889599, 1545093, 1612017, 2668797, 3261863, 9785589, 13375199, 29356767, 40125597, 120376791, 147127189, 254128781, 441381567, 762386343, 1324144701, 2287159029, 2795416591, 8386249773, 25158749319]

約数ペア:

[(1, 25158749319), (3, 8386249773), (9, 2795416591), (11, 2287159029), (19, 1324144701), (33, 762386343), (57, 441381567), (99, 254128781), (171, 147127189), (209, 120376791), (627, 40125597), (857, 29356767), (1881, 13375199), (2571, 9785589), (7713, 3261863), (9427, 2668797), (15607, 1612017), (16283, 1545093), (28281, 889599), (46821, 537339), (48849, 515031), (84843, 296533), (140463, 179113), (146547, 171677)]