12240015

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3251}}^1$

素因数の和:3510

約数の個数: 16

約数和(自身を含む): 19668096

約数和(自身を除く): 7428081

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3251, 3765, 9753, 16255, 48765, 816001, 2448003, 4080005, 12240015]

約数ペア:

[(1, 12240015), (3, 4080005), (5, 2448003), (15, 816001), (251, 48765), (753, 16255), (1255, 9753), (3251, 3765)]