12123345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62171}}^1$

素因数の和:62192

約数の個数: 16

約数和(自身を含む): 20889792

約数和(自身を除く): 8766447

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 62171, 186513, 310855, 808223, 932565, 2424669, 4041115, 12123345]

約数ペア:

[(1, 12123345), (3, 4041115), (5, 2424669), (13, 932565), (15, 808223), (39, 310855), (65, 186513), (195, 62171)]