318331312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49369}}^1$

素因数の和:49421

約数の個数: 40

約数和(自身を含む): 685650560

約数和(自身を除く): 367319248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 49369, 98738, 197476, 394952, 641797, 789904, 1283594, 1530439, 2567188, 3060878, 5134376, 6121756, 10268752, 12243512, 19895707, 24487024, 39791414, 79582828, 159165656, 318331312]

約数ペア:

[(1, 318331312), (2, 159165656), (4, 79582828), (8, 39791414), (13, 24487024), (16, 19895707), (26, 12243512), (31, 10268752), (52, 6121756), (62, 5134376), (104, 3060878), (124, 2567188), (208, 1530439), (248, 1283594), (403, 789904), (496, 641797), (806, 394952), (1612, 197476), (3224, 98738), (6448, 49369)]