28674729

素因数分解:

$3^5\times {\mathrm{197}}^1\times {\mathrm{599}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 43243200

約数和(自身を除く): 14568471

約数列:

[1, 3, 9, 27, 81, 197, 243, 591, 599, 1773, 1797, 5319, 5391, 15957, 16173, 47871, 48519, 118003, 145557, 354009, 1062027, 3186081, 9558243, 28674729]

約数ペア:

[(1, 28674729), (3, 9558243), (9, 3186081), (27, 1062027), (81, 354009), (197, 145557), (243, 118003), (591, 48519), (599, 47871), (1773, 16173), (1797, 15957), (5319, 5391)]