25444785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 42882048

約数和(自身を除く): 17437263

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 563, 655, 1689, 1965, 2815, 3013, 8445, 9039, 12949, 15065, 38847, 45195, 64745, 73753, 194235, 221259, 368765, 1106295, 1696319, 5088957, 8481595, 25444785]

約数ペア:

[(1, 25444785), (3, 8481595), (5, 5088957), (15, 1696319), (23, 1106295), (69, 368765), (115, 221259), (131, 194235), (345, 73753), (393, 64745), (563, 45195), (655, 38847), (1689, 15065), (1965, 12949), (2815, 9039), (3013, 8445)]