205736139

素因数分解:

$3^3\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1667}}^1$

素因数の和:2336

約数の個数: 32

約数和(自身を含む): 349079040

約数和(自身を除く): 143342901

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 653, 1667, 1959, 4571, 5001, 5877, 11669, 13713, 15003, 17631, 35007, 41139, 45009, 105021, 123417, 315063, 1088551, 3265653, 7619857, 9796959, 22859571, 29390877, 68578713, 205736139]

約数ペア:

[(1, 205736139), (3, 68578713), (7, 29390877), (9, 22859571), (21, 9796959), (27, 7619857), (63, 3265653), (189, 1088551), (653, 315063), (1667, 123417), (1959, 105021), (4571, 45009), (5001, 41139), (5877, 35007), (11669, 17631), (13713, 15003)]