386771655

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{20287}}^1$

素因数の和:20367

約数の個数: 32

約数和(自身を含む): 654409728

約数和(自身を除く): 267638073

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 1271, 3813, 6355, 19065, 20287, 60861, 101435, 304305, 628897, 831767, 1886691, 2495301, 3144485, 4158835, 9433455, 12476505, 25784777, 77354331, 128923885, 386771655]

約数ペア:

[(1, 386771655), (3, 128923885), (5, 77354331), (15, 25784777), (31, 12476505), (41, 9433455), (93, 4158835), (123, 3144485), (155, 2495301), (205, 1886691), (465, 831767), (615, 628897), (1271, 304305), (3813, 101435), (6355, 60861), (19065, 20287)]