2021043955

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1163}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 2909227104

約数和(自身を除く): 888183149

約数列:

[1, 5, 7, 35, 41, 49, 173, 205, 245, 287, 865, 1163, 1211, 1435, 2009, 5815, 6055, 7093, 8141, 8477, 10045, 35465, 40705, 42385, 47683, 49651, 56987, 201199, 238415, 248255, 284935, 333781, 347557, 1005995, 1408393, 1668905, 1737785, 2336467, 7041965, 8249159, 9858751, 11682335, 41245795, 49293755, 57744113, 288720565, 404208791, 2021043955]

約数ペア:

[(1, 2021043955), (5, 404208791), (7, 288720565), (35, 57744113), (41, 49293755), (49, 41245795), (173, 11682335), (205, 9858751), (245, 8249159), (287, 7041965), (865, 2336467), (1163, 1737785), (1211, 1668905), (1435, 1408393), (2009, 1005995), (5815, 347557), (6055, 333781), (7093, 284935), (8141, 248255), (8477, 238415), (10045, 201199), (35465, 56987), (40705, 49651), (42385, 47683)]