1263888895895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3343}}^1\times {\mathrm{128377}}^1$

素因数の和:131775

約数の個数: 32

約数和(自身を含む): 1648496762880

約数和(自身を除く): 384607866985

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 3343, 16715, 63517, 103633, 128377, 317585, 518165, 641885, 1969027, 2439163, 3979687, 9845135, 12195815, 19898435, 75614053, 378070265, 429164311, 2145821555, 8154121909, 13304093641, 40770609545, 66520468205, 252777779179, 1263888895895]

約数ペア:

[(1, 1263888895895), (5, 252777779179), (19, 66520468205), (31, 40770609545), (95, 13304093641), (155, 8154121909), (589, 2145821555), (2945, 429164311), (3343, 378070265), (16715, 75614053), (63517, 19898435), (103633, 12195815), (128377, 9845135), (317585, 3979687), (518165, 2439163), (641885, 1969027)]