143556021

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{25603}}^1$

素因数の和:25705

約数の個数: 24

約数和(自身を含む): 239653440

約数和(自身を除く): 96097419

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 25603, 76809, 179221, 230427, 537663, 1612989, 2278667, 6836001, 15950669, 20508003, 47852007, 143556021]

約数ペア:

[(1, 143556021), (3, 47852007), (7, 20508003), (9, 15950669), (21, 6836001), (63, 2278667), (89, 1612989), (267, 537663), (623, 230427), (801, 179221), (1869, 76809), (5607, 25603)]