1228975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 1718640

約数和(自身を除く): 489665

約数列:

[1, 5, 11, 25, 41, 55, 109, 205, 275, 451, 545, 1025, 1199, 2255, 2725, 4469, 5995, 11275, 22345, 29975, 49159, 111725, 245795, 1228975]

約数ペア:

[(1, 1228975), (5, 245795), (11, 111725), (25, 49159), (41, 29975), (55, 22345), (109, 11275), (205, 5995), (275, 4469), (451, 2725), (545, 2255), (1025, 1199)]