690934455

素因数分解:

$3^4\times 5^1\times {\mathrm{773}}^1\times {\mathrm{2207}}^1$

素因数の和:2997

約数の個数: 40

約数和(自身を含む): 1240728192

約数和(自身を除く): 549793737

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 773, 2207, 2319, 3865, 6621, 6957, 11035, 11595, 19863, 20871, 33105, 34785, 59589, 62613, 99315, 104355, 178767, 297945, 313065, 893835, 1706011, 5118033, 8530055, 15354099, 25590165, 46062297, 76770495, 138186891, 230311485, 690934455]

約数ペア:

[(1, 690934455), (3, 230311485), (5, 138186891), (9, 76770495), (15, 46062297), (27, 25590165), (45, 15354099), (81, 8530055), (135, 5118033), (405, 1706011), (773, 893835), (2207, 313065), (2319, 297945), (3865, 178767), (6621, 104355), (6957, 99315), (11035, 62613), (11595, 59589), (19863, 34785), (20871, 33105)]