311947428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{7219}}^1$

素因数の和:7516

約数の個数: 48

約数和(自身を含む): 786806720

約数和(自身を除く): 474859292

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 277, 554, 831, 1108, 1662, 3324, 3601, 7202, 7219, 10803, 14404, 14438, 21606, 21657, 28876, 43212, 43314, 86628, 93847, 187694, 281541, 375388, 563082, 1126164, 1999663, 3999326, 5998989, 7998652, 11997978, 23995956, 25995619, 51991238, 77986857, 103982476, 155973714, 311947428]

約数ペア:

[(1, 311947428), (2, 155973714), (3, 103982476), (4, 77986857), (6, 51991238), (12, 25995619), (13, 23995956), (26, 11997978), (39, 7998652), (52, 5998989), (78, 3999326), (156, 1999663), (277, 1126164), (554, 563082), (831, 375388), (1108, 281541), (1662, 187694), (3324, 93847), (3601, 86628), (7202, 43314), (7219, 43212), (10803, 28876), (14404, 21657), (14438, 21606)]