215946

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 40

約数和(自身を含む): 511104

約数和(自身を除く): 295158

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 43, 54, 62, 81, 86, 93, 129, 162, 186, 258, 279, 387, 558, 774, 837, 1161, 1333, 1674, 2322, 2511, 2666, 3483, 3999, 5022, 6966, 7998, 11997, 23994, 35991, 71982, 107973, 215946]

約数ペア:

[(1, 215946), (2, 107973), (3, 71982), (6, 35991), (9, 23994), (18, 11997), (27, 7998), (31, 6966), (43, 5022), (54, 3999), (62, 3483), (81, 2666), (86, 2511), (93, 2322), (129, 1674), (162, 1333), (186, 1161), (258, 837), (279, 774), (387, 558)]