214918925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^2$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 296332596

約数和(自身を除く): 81413671

約数列:

[1, 5, 13, 25, 41, 65, 127, 205, 325, 533, 635, 1025, 1651, 2665, 3175, 5207, 8255, 13325, 16129, 26035, 41275, 67691, 80645, 130175, 209677, 338455, 403225, 661289, 1048385, 1692275, 3306445, 5241925, 8596757, 16532225, 42983785, 214918925]

約数ペア:

[(1, 214918925), (5, 42983785), (13, 16532225), (25, 8596757), (41, 5241925), (65, 3306445), (127, 1692275), (205, 1048385), (325, 661289), (533, 403225), (635, 338455), (1025, 209677), (1651, 130175), (2665, 80645), (3175, 67691), (5207, 41275), (8255, 26035), (13325, 16129)]