72779427

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8311}}^1$

素因数の和:8463

約数の個数: 24

約数和(自身を含む): 121022720

約数和(自身を除く): 48243293

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8311, 8757, 24933, 58177, 74799, 174531, 523593, 1155229, 3465687, 8086603, 10397061, 24259809, 72779427]

約数ペア:

[(1, 72779427), (3, 24259809), (7, 10397061), (9, 8086603), (21, 3465687), (63, 1155229), (139, 523593), (417, 174531), (973, 74799), (1251, 58177), (2919, 24933), (8311, 8757)]