20172773547

素因数分解:

$3^6\times {\mathrm{41}}^1\times {\mathrm{601}}^1\times {\mathrm{1123}}^1$

素因数の和:1783

約数の個数: 56

約数和(自身を含む): 31062203088

約数和(自身を除く): 10889429541

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 601, 729, 1107, 1123, 1803, 3321, 3369, 5409, 9963, 10107, 16227, 24641, 29889, 30321, 46043, 48681, 73923, 90963, 138129, 146043, 221769, 272889, 414387, 438129, 665307, 674923, 818667, 1243161, 1995921, 2024769, 3729483, 5987763, 6074307, 11188449, 17963289, 18222921, 27671843, 33565347, 54668763, 83015529, 164006289, 249046587, 492018867, 747139761, 2241419283, 6724257849, 20172773547]

約数ペア:

[(1, 20172773547), (3, 6724257849), (9, 2241419283), (27, 747139761), (41, 492018867), (81, 249046587), (123, 164006289), (243, 83015529), (369, 54668763), (601, 33565347), (729, 27671843), (1107, 18222921), (1123, 17963289), (1803, 11188449), (3321, 6074307), (3369, 5987763), (5409, 3729483), (9963, 2024769), (10107, 1995921), (16227, 1243161), (24641, 818667), (29889, 674923), (30321, 665307), (46043, 438129), (48681, 414387), (73923, 272889), (90963, 221769), (138129, 146043)]