12178925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 16745952

約数和(自身を除く): 4567027

約数列:

[1, 5, 11, 25, 55, 67, 275, 335, 661, 737, 1675, 3305, 3685, 7271, 16525, 18425, 36355, 44287, 181775, 221435, 487157, 1107175, 2435785, 12178925]

約数ペア:

[(1, 12178925), (5, 2435785), (11, 1107175), (25, 487157), (55, 221435), (67, 181775), (275, 44287), (335, 36355), (661, 18425), (737, 16525), (1675, 7271), (3305, 3685)]