40160655

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28789}}^1$

素因数の和:28831

約数の個数: 24

約数和(自身を含む): 71859840

約数和(自身を除く): 31699185

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 28789, 86367, 143945, 259101, 431835, 892459, 1295505, 2677377, 4462295, 8032131, 13386885, 40160655]

約数ペア:

[(1, 40160655), (3, 13386885), (5, 8032131), (9, 4462295), (15, 2677377), (31, 1295505), (45, 892459), (93, 431835), (155, 259101), (279, 143945), (465, 86367), (1395, 28789)]