81119228

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{1193}}^1$

素因数の和:1477

約数の個数: 24

約数和(自身を含む): 144426240

約数和(自身を除く): 63307012

約数列:

[1, 2, 4, 89, 178, 191, 356, 382, 764, 1193, 2386, 4772, 16999, 33998, 67996, 106177, 212354, 227863, 424708, 455726, 911452, 20279807, 40559614, 81119228]

約数ペア:

[(1, 81119228), (2, 40559614), (4, 20279807), (89, 911452), (178, 455726), (191, 424708), (356, 227863), (382, 212354), (764, 106177), (1193, 67996), (2386, 33998), (4772, 16999)]