78392385

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{331}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 143981760

約数和(自身を除く): 65589375

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 277, 285, 331, 831, 855, 993, 1385, 1655, 2493, 2979, 4155, 4965, 5263, 6289, 12465, 14895, 15789, 18867, 26315, 31445, 47367, 56601, 78945, 91687, 94335, 236835, 275061, 283005, 458435, 825183, 1375305, 1742053, 4125915, 5226159, 8710265, 15678477, 26130795, 78392385]

約数ペア:

[(1, 78392385), (3, 26130795), (5, 15678477), (9, 8710265), (15, 5226159), (19, 4125915), (45, 1742053), (57, 1375305), (95, 825183), (171, 458435), (277, 283005), (285, 275061), (331, 236835), (831, 94335), (855, 91687), (993, 78945), (1385, 56601), (1655, 47367), (2493, 31445), (2979, 26315), (4155, 18867), (4965, 15789), (5263, 14895), (6289, 12465)]