1528191

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 2555904

約数和(自身を除く): 1027713

約数列:

[1, 3, 7, 9, 21, 63, 127, 191, 381, 573, 889, 1143, 1337, 1719, 2667, 4011, 8001, 12033, 24257, 72771, 169799, 218313, 509397, 1528191]

約数ペア:

[(1, 1528191), (3, 509397), (7, 218313), (9, 169799), (21, 72771), (63, 24257), (127, 12033), (191, 8001), (381, 4011), (573, 2667), (889, 1719), (1143, 1337)]