208023615

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{200989}}^1$

素因数の和:201023

約数の個数: 24

約数和(自身を含む): 376253280

約数和(自身を除く): 168229665

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 200989, 602967, 1004945, 1808901, 3014835, 4622747, 9044505, 13868241, 23113735, 41604723, 69341205, 208023615]

約数ペア:

[(1, 208023615), (3, 69341205), (5, 41604723), (9, 23113735), (15, 13868241), (23, 9044505), (45, 4622747), (69, 3014835), (115, 1808901), (207, 1004945), (345, 602967), (1035, 200989)]