28730845

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 41181588

約数和(自身を除く): 12450743

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 169, 281, 605, 715, 845, 1405, 1573, 1859, 3091, 3653, 7865, 9295, 15455, 18265, 20449, 34001, 40183, 47489, 102245, 170005, 200915, 237445, 442013, 522379, 2210065, 2611895, 5746169, 28730845]

約数ペア:

[(1, 28730845), (5, 5746169), (11, 2611895), (13, 2210065), (55, 522379), (65, 442013), (121, 237445), (143, 200915), (169, 170005), (281, 102245), (605, 47489), (715, 40183), (845, 34001), (1405, 20449), (1573, 18265), (1859, 15455), (3091, 9295), (3653, 7865)]