78998536

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 150859800

約数和(自身を除く): 71861264

約数列:

[1, 2, 4, 8, 89, 178, 181, 356, 362, 613, 712, 724, 1226, 1448, 2452, 4904, 16109, 32218, 54557, 64436, 109114, 110953, 128872, 218228, 221906, 436456, 443812, 887624, 9874817, 19749634, 39499268, 78998536]

約数ペア:

[(1, 78998536), (2, 39499268), (4, 19749634), (8, 9874817), (89, 887624), (178, 443812), (181, 436456), (356, 221906), (362, 218228), (613, 128872), (712, 110953), (724, 109114), (1226, 64436), (1448, 54557), (2452, 32218), (4904, 16109)]