20171712105

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{45083}}^1$

素因数の和:45318

約数の個数: 48

約数和(自身を含む): 35756300736

約数和(自身を除く): 15584588631

約数列:

[1, 3, 5, 9, 15, 45, 61, 163, 183, 305, 489, 549, 815, 915, 1467, 2445, 2745, 7335, 9943, 29829, 45083, 49715, 89487, 135249, 149145, 225415, 405747, 447435, 676245, 2028735, 2750063, 7348529, 8250189, 13750315, 22045587, 24750567, 36742645, 41250945, 66136761, 110227935, 123752835, 330683805, 448260269, 1344780807, 2241301345, 4034342421, 6723904035, 20171712105]

約数ペア:

[(1, 20171712105), (3, 6723904035), (5, 4034342421), (9, 2241301345), (15, 1344780807), (45, 448260269), (61, 330683805), (163, 123752835), (183, 110227935), (305, 66136761), (489, 41250945), (549, 36742645), (815, 24750567), (915, 22045587), (1467, 13750315), (2445, 8250189), (2745, 7348529), (7335, 2750063), (9943, 2028735), (29829, 676245), (45083, 447435), (49715, 405747), (89487, 225415), (135249, 149145)]