421911909

素因数分解:

$3^5\times {\mathrm{157}}^1\times {\mathrm{11059}}^1$

素因数の和:11231

約数の個数: 24

約数和(自身を含む): 636082720

約数和(自身を除く): 214170811

約数列:

[1, 3, 9, 27, 81, 157, 243, 471, 1413, 4239, 11059, 12717, 33177, 38151, 99531, 298593, 895779, 1736263, 2687337, 5208789, 15626367, 46879101, 140637303, 421911909]

約数ペア:

[(1, 421911909), (3, 140637303), (9, 46879101), (27, 15626367), (81, 5208789), (157, 2687337), (243, 1736263), (471, 895779), (1413, 298593), (4239, 99531), (11059, 38151), (12717, 33177)]