412155

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 760320

約数和(自身を除く): 348165

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 71, 129, 135, 213, 215, 355, 387, 639, 645, 1065, 1161, 1917, 1935, 3053, 3195, 5805, 9159, 9585, 15265, 27477, 45795, 82431, 137385, 412155]

約数ペア:

[(1, 412155), (3, 137385), (5, 82431), (9, 45795), (15, 27477), (27, 15265), (43, 9585), (45, 9159), (71, 5805), (129, 3195), (135, 3053), (213, 1935), (215, 1917), (355, 1161), (387, 1065), (639, 645)]