408037535

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1259

約数の個数: 24

約数和(自身を含む): 514005360

約数和(自身を除く): 105967825

約数列:

[1, 5, 41, 43, 205, 215, 1129, 1681, 1763, 5645, 8405, 8815, 46289, 48547, 72283, 231445, 242735, 361415, 1897849, 1990427, 9489245, 9952135, 81607507, 408037535]

約数ペア:

[(1, 408037535), (5, 81607507), (41, 9952135), (43, 9489245), (205, 1990427), (215, 1897849), (1129, 361415), (1681, 242735), (1763, 231445), (5645, 72283), (8405, 48547), (8815, 46289)]