211980525

素因数分解:

$3^1\times 5^2\times {\mathrm{359}}^1\times {\mathrm{7873}}^1$

素因数の和:8245

約数の個数: 24

約数和(自身を含む): 351495360

約数和(自身を除く): 139514835

約数列:

[1, 3, 5, 15, 25, 75, 359, 1077, 1795, 5385, 7873, 8975, 23619, 26925, 39365, 118095, 196825, 590475, 2826407, 8479221, 14132035, 42396105, 70660175, 211980525]

約数ペア:

[(1, 211980525), (3, 70660175), (5, 42396105), (15, 14132035), (25, 8479221), (75, 2826407), (359, 590475), (1077, 196825), (1795, 118095), (5385, 39365), (7873, 26925), (8975, 23619)]