31012135

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{739}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 46886400

約数和(自身を除く): 15874265

約数列:

[1, 5, 7, 11, 35, 55, 77, 109, 385, 545, 739, 763, 1199, 3695, 3815, 5173, 5995, 8129, 8393, 25865, 40645, 41965, 56903, 80551, 284515, 402755, 563857, 886061, 2819285, 4430305, 6202427, 31012135]

約数ペア:

[(1, 31012135), (5, 6202427), (7, 4430305), (11, 2819285), (35, 886061), (55, 563857), (77, 402755), (109, 284515), (385, 80551), (545, 56903), (739, 41965), (763, 40645), (1199, 25865), (3695, 8393), (3815, 8129), (5173, 5995)]