13975225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{571}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 19150560

約数和(自身を除く): 5175335

約数列:

[1, 5, 11, 25, 55, 89, 275, 445, 571, 979, 2225, 2855, 4895, 6281, 14275, 24475, 31405, 50819, 157025, 254095, 559009, 1270475, 2795045, 13975225]

約数ペア:

[(1, 13975225), (5, 2795045), (11, 1270475), (25, 559009), (55, 254095), (89, 157025), (275, 50819), (445, 31405), (571, 24475), (979, 14275), (2225, 6281), (2855, 4895)]