16956575

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 21936096

約数和(自身を除く): 4979521

約数列:

[1, 5, 25, 41, 71, 205, 233, 355, 1025, 1165, 1775, 2911, 5825, 9553, 14555, 16543, 47765, 72775, 82715, 238825, 413575, 678263, 3391315, 16956575]

約数ペア:

[(1, 16956575), (5, 3391315), (25, 678263), (41, 413575), (71, 238825), (205, 82715), (233, 72775), (355, 47765), (1025, 16543), (1165, 14555), (1775, 9553), (2911, 5825)]