217356770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{15671}}^1$

素因数の和:15770

約数の個数: 32

約数和(自身を含む): 417502080

約数和(自身を除く): 200145310

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1387, 2774, 6935, 13870, 15671, 31342, 78355, 156710, 297749, 595498, 1143983, 1488745, 2287966, 2977490, 5719915, 11439830, 21735677, 43471354, 108678385, 217356770]

約数ペア:

[(1, 217356770), (2, 108678385), (5, 43471354), (10, 21735677), (19, 11439830), (38, 5719915), (73, 2977490), (95, 2287966), (146, 1488745), (190, 1143983), (365, 595498), (730, 297749), (1387, 156710), (2774, 78355), (6935, 31342), (13870, 15671)]