31802890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6781}}^1$

素因数の和:6862

約数の個数: 32

約数和(自身を含む): 66409344

約数和(自身を除く): 34606454

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 6781, 13562, 33905, 47467, 67810, 94934, 237335, 454327, 474670, 908654, 2271635, 3180289, 4543270, 6360578, 15901445, 31802890]

約数ペア:

[(1, 31802890), (2, 15901445), (5, 6360578), (7, 4543270), (10, 3180289), (14, 2271635), (35, 908654), (67, 474670), (70, 454327), (134, 237335), (335, 94934), (469, 67810), (670, 47467), (938, 33905), (2345, 13562), (4690, 6781)]