419391

素因数分解:

$3^3\times 7^2\times {\mathrm{317}}^1$

素因数の和:340

約数の個数: 24

約数和(自身を含む): 725040

約数和(自身を除く): 305649

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 317, 441, 951, 1323, 2219, 2853, 6657, 8559, 15533, 19971, 46599, 59913, 139797, 419391]

約数ペア:

[(1, 419391), (3, 139797), (7, 59913), (9, 46599), (21, 19971), (27, 15533), (49, 8559), (63, 6657), (147, 2853), (189, 2219), (317, 1323), (441, 951)]