1707993

素因数分解:

$3^3\times 7^2\times {\mathrm{1291}}^1$

素因数の和:1314

約数の個数: 24

約数和(自身を含む): 2945760

約数和(自身を除く): 1237767

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1291, 1323, 3873, 9037, 11619, 27111, 34857, 63259, 81333, 189777, 243999, 569331, 1707993]

約数ペア:

[(1, 1707993), (3, 569331), (7, 243999), (9, 189777), (21, 81333), (27, 63259), (49, 34857), (63, 27111), (147, 11619), (189, 9037), (441, 3873), (1291, 1323)]