16968225

素因数分解:

$3^1\times 5^2\times {\mathrm{233}}^1\times {\mathrm{971}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 28203552

約数和(自身を除く): 11235327

約数列:

[1, 3, 5, 15, 25, 75, 233, 699, 971, 1165, 2913, 3495, 4855, 5825, 14565, 17475, 24275, 72825, 226243, 678729, 1131215, 3393645, 5656075, 16968225]

約数ペア:

[(1, 16968225), (3, 5656075), (5, 3393645), (15, 1131215), (25, 678729), (75, 226243), (233, 72825), (699, 24275), (971, 17475), (1165, 14565), (2913, 5825), (3495, 4855)]