1997295555

素因数分解:

$3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{196681}}^1$

素因数の和:197366

約数の個数: 16

約数和(自身を含む): 3200409504

約数和(自身を除く): 1203113949

約数列:

[1, 3, 5, 15, 677, 2031, 3385, 10155, 196681, 590043, 983405, 2950215, 133153037, 399459111, 665765185, 1997295555]

約数ペア:

[(1, 1997295555), (3, 665765185), (5, 399459111), (15, 133153037), (677, 2950215), (2031, 983405), (3385, 590043), (10155, 196681)]