39842037

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:133

約数の個数: 56

約数和(自身を含む): 64635648

約数和(自身を除く): 24793611

約数列:

[1, 3, 9, 27, 31, 41, 43, 81, 93, 123, 129, 243, 279, 369, 387, 729, 837, 1107, 1161, 1271, 1333, 1763, 2511, 3321, 3483, 3813, 3999, 5289, 7533, 9963, 10449, 11439, 11997, 15867, 22599, 29889, 31347, 34317, 35991, 47601, 54653, 102951, 107973, 142803, 163959, 308853, 323919, 428409, 491877, 926559, 971757, 1285227, 1475631, 4426893, 13280679, 39842037]

約数ペア:

[(1, 39842037), (3, 13280679), (9, 4426893), (27, 1475631), (31, 1285227), (41, 971757), (43, 926559), (81, 491877), (93, 428409), (123, 323919), (129, 308853), (243, 163959), (279, 142803), (369, 107973), (387, 102951), (729, 54653), (837, 47601), (1107, 35991), (1161, 34317), (1271, 31347), (1333, 29889), (1763, 22599), (2511, 15867), (3321, 11997), (3483, 11439), (3813, 10449), (3999, 9963), (5289, 7533)]