25861365

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 46702656

約数和(自身を除く): 20841291

約数列:

[1, 3, 5, 9, 15, 41, 45, 107, 123, 131, 205, 321, 369, 393, 535, 615, 655, 963, 1179, 1605, 1845, 1965, 4387, 4815, 5371, 5895, 13161, 14017, 16113, 21935, 26855, 39483, 42051, 48339, 65805, 70085, 80565, 126153, 197415, 210255, 241695, 574697, 630765, 1724091, 2873485, 5172273, 8620455, 25861365]

約数ペア:

[(1, 25861365), (3, 8620455), (5, 5172273), (9, 2873485), (15, 1724091), (41, 630765), (45, 574697), (107, 241695), (123, 210255), (131, 197415), (205, 126153), (321, 80565), (369, 70085), (393, 65805), (535, 48339), (615, 42051), (655, 39483), (963, 26855), (1179, 21935), (1605, 16113), (1845, 14017), (1965, 13161), (4387, 5895), (4815, 5371)]