81208324

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{1381}}^1$

素因数の和:1687

約数の個数: 24

約数和(自身を含む): 145148696

約数和(自身を除く): 63940372

約数列:

[1, 2, 4, 61, 122, 241, 244, 482, 964, 1381, 2762, 5524, 14701, 29402, 58804, 84241, 168482, 332821, 336964, 665642, 1331284, 20302081, 40604162, 81208324]

約数ペア:

[(1, 81208324), (2, 40604162), (4, 20302081), (61, 1331284), (122, 665642), (241, 336964), (244, 332821), (482, 168482), (964, 84241), (1381, 58804), (2762, 29402), (5524, 14701)]