201339513

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 312888576

約数和(自身を除く): 111549063

約数列:

[1, 3, 9, 27, 31, 81, 93, 181, 279, 443, 543, 837, 1329, 1629, 2511, 3987, 4887, 5611, 11961, 13733, 14661, 16833, 35883, 41199, 50499, 80183, 123597, 151497, 240549, 370791, 454491, 721647, 1112373, 2164941, 2485673, 6494823, 7457019, 22371057, 67113171, 201339513]

約数ペア:

[(1, 201339513), (3, 67113171), (9, 22371057), (27, 7457019), (31, 6494823), (81, 2485673), (93, 2164941), (181, 1112373), (279, 721647), (443, 454491), (543, 370791), (837, 240549), (1329, 151497), (1629, 123597), (2511, 80183), (3987, 50499), (4887, 41199), (5611, 35883), (11961, 16833), (13733, 14661)]