207308915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 280324800

約数和(自身を除く): 73015885

約数列:

[1, 5, 11, 41, 55, 149, 205, 451, 617, 745, 1639, 2255, 3085, 6109, 6787, 8195, 25297, 30545, 33935, 67199, 91933, 126485, 278267, 335995, 459665, 1011263, 1391335, 3769253, 5056315, 18846265, 41461783, 207308915]

約数ペア:

[(1, 207308915), (5, 41461783), (11, 18846265), (41, 5056315), (55, 3769253), (149, 1391335), (205, 1011263), (451, 459665), (617, 335995), (745, 278267), (1639, 126485), (2255, 91933), (3085, 67199), (6109, 33935), (6787, 30545), (8195, 25297)]