1578213

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 2935296

約数和(自身を除く): 1357083

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 47, 63, 91, 117, 123, 141, 273, 287, 329, 369, 423, 533, 611, 819, 861, 987, 1599, 1833, 1927, 2583, 2961, 3731, 4277, 4797, 5499, 5781, 11193, 12831, 13489, 17343, 25051, 33579, 38493, 40467, 75153, 121401, 175357, 225459, 526071, 1578213]

約数ペア:

[(1, 1578213), (3, 526071), (7, 225459), (9, 175357), (13, 121401), (21, 75153), (39, 40467), (41, 38493), (47, 33579), (63, 25051), (91, 17343), (117, 13489), (123, 12831), (141, 11193), (273, 5781), (287, 5499), (329, 4797), (369, 4277), (423, 3731), (533, 2961), (611, 2583), (819, 1927), (861, 1833), (987, 1599)]