8997525

素因数分解:

$3^2\times 5^2\times {\mathrm{39989}}^1$

素因数の和:40005

約数の個数: 18

約数和(自身を含む): 16115970

約数和(自身を除く): 7118445

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 39989, 119967, 199945, 359901, 599835, 999725, 1799505, 2999175, 8997525]

約数ペア:

[(1, 8997525), (3, 2999175), (5, 1799505), (9, 999725), (15, 599835), (25, 359901), (45, 199945), (75, 119967), (225, 39989)]