129337509

素因数分解:

$3^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{3109}}^1$

素因数の和:3409

約数の個数: 24

約数和(自身を含む): 201378720

約数和(自身を除く): 72041211

約数列:

[1, 3, 7, 21, 49, 147, 283, 849, 1981, 3109, 5943, 9327, 13867, 21763, 41601, 65289, 152341, 457023, 879847, 2639541, 6158929, 18476787, 43112503, 129337509]

約数ペア:

[(1, 129337509), (3, 43112503), (7, 18476787), (21, 6158929), (49, 2639541), (147, 879847), (283, 457023), (849, 152341), (1981, 65289), (3109, 41601), (5943, 21763), (9327, 13867)]