289905129

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:862

約数の個数: 32

約数和(自身を含む): 437068800

約数和(自身を除く): 147163671

約数列:

[1, 3, 9, 27, 89, 223, 267, 541, 669, 801, 1623, 2007, 2403, 4869, 6021, 14607, 19847, 48149, 59541, 120643, 144447, 178623, 361929, 433341, 535869, 1085787, 1300023, 3257361, 10737227, 32211681, 96635043, 289905129]

約数ペア:

[(1, 289905129), (3, 96635043), (9, 32211681), (27, 10737227), (89, 3257361), (223, 1300023), (267, 1085787), (541, 535869), (669, 433341), (801, 361929), (1623, 178623), (2007, 144447), (2403, 120643), (4869, 59541), (6021, 48149), (14607, 19847)]