289486509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{1297}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 427405440

約数和(自身を除く): 137918931

約数列:

[1, 3, 13, 39, 59, 97, 177, 291, 767, 1261, 1297, 2301, 3783, 3891, 5723, 16861, 17169, 50583, 74399, 76523, 125809, 223197, 229569, 377427, 994799, 1635517, 2984397, 4906551, 7422731, 22268193, 96495503, 289486509]

約数ペア:

[(1, 289486509), (3, 96495503), (13, 22268193), (39, 7422731), (59, 4906551), (97, 2984397), (177, 1635517), (291, 994799), (767, 377427), (1261, 229569), (1297, 223197), (2301, 125809), (3783, 76523), (3891, 74399), (5723, 50583), (16861, 17169)]