16913225

素因数分解:

$5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{761}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 24188928

約数和(自身を除く): 7275703

約数列:

[1, 5, 7, 25, 35, 127, 175, 635, 761, 889, 3175, 3805, 4445, 5327, 19025, 22225, 26635, 96647, 133175, 483235, 676529, 2416175, 3382645, 16913225]

約数ペア:

[(1, 16913225), (5, 3382645), (7, 2416175), (25, 676529), (35, 483235), (127, 133175), (175, 96647), (635, 26635), (761, 22225), (889, 19025), (3175, 5327), (3805, 4445)]