345959721

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{17971}}^1$

素因数の和:18034

約数の個数: 32

約数和(自身を含む): 552099840

約数和(自身を除く): 206140119

約数列:

[1, 3, 9, 23, 27, 31, 69, 93, 207, 279, 621, 713, 837, 2139, 6417, 17971, 19251, 53913, 161739, 413333, 485217, 557101, 1239999, 1671303, 3719997, 5013909, 11159991, 12813323, 15041727, 38439969, 115319907, 345959721]

約数ペア:

[(1, 345959721), (3, 115319907), (9, 38439969), (23, 15041727), (27, 12813323), (31, 11159991), (69, 5013909), (93, 3719997), (207, 1671303), (279, 1239999), (621, 557101), (713, 485217), (837, 413333), (2139, 161739), (6417, 53913), (17971, 19251)]