1321065

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 2366208

約数和(自身を除く): 1045143

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 947, 1395, 2841, 4735, 8523, 14205, 29357, 42615, 88071, 146785, 264213, 440355, 1321065]

約数ペア:

[(1, 1321065), (3, 440355), (5, 264213), (9, 146785), (15, 88071), (31, 42615), (45, 29357), (93, 14205), (155, 8523), (279, 4735), (465, 2841), (947, 1395)]