64703529

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{719}}^1$

素因数の和:843

約数の個数: 40

約数和(自身を含む): 106634880

約数和(自身を除く): 41931351

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 101, 297, 303, 719, 891, 909, 1111, 2157, 2727, 3333, 6471, 7909, 8181, 9999, 19413, 23727, 29997, 58239, 71181, 72619, 89991, 213543, 217857, 640629, 653571, 798809, 1960713, 2396427, 5882139, 7189281, 21567843, 64703529]

約数ペア:

[(1, 64703529), (3, 21567843), (9, 7189281), (11, 5882139), (27, 2396427), (33, 1960713), (81, 798809), (99, 653571), (101, 640629), (297, 217857), (303, 213543), (719, 89991), (891, 72619), (909, 71181), (1111, 58239), (2157, 29997), (2727, 23727), (3333, 19413), (6471, 9999), (7909, 8181)]