71750259

素因数分解:

$3^3\times 7^2\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 124734240

約数和(自身を除く): 52983981

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 193, 281, 441, 579, 843, 1323, 1351, 1737, 1967, 2529, 4053, 5211, 5901, 7587, 9457, 12159, 13769, 17703, 28371, 36477, 41307, 53109, 54233, 85113, 123921, 162699, 255339, 371763, 379631, 488097, 1138893, 1464291, 2657417, 3416679, 7972251, 10250037, 23916753, 71750259]

約数ペア:

[(1, 71750259), (3, 23916753), (7, 10250037), (9, 7972251), (21, 3416679), (27, 2657417), (49, 1464291), (63, 1138893), (147, 488097), (189, 379631), (193, 371763), (281, 255339), (441, 162699), (579, 123921), (843, 85113), (1323, 54233), (1351, 53109), (1737, 41307), (1967, 36477), (2529, 28371), (4053, 17703), (5211, 13769), (5901, 12159), (7587, 9457)]