204865245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7451}}^1$

素因数の和:7522

約数の個数: 48

約数和(自身を含む): 390604032

約数和(自身を除く): 185738787

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 585, 611, 705, 1833, 2115, 3055, 5499, 7451, 9165, 22353, 27495, 37255, 67059, 96863, 111765, 290589, 335295, 350197, 484315, 871767, 1050591, 1452945, 1750985, 3151773, 4358835, 4552561, 5252955, 13657683, 15758865, 22762805, 40973049, 68288415, 204865245]

約数ペア:

[(1, 204865245), (3, 68288415), (5, 40973049), (9, 22762805), (13, 15758865), (15, 13657683), (39, 5252955), (45, 4552561), (47, 4358835), (65, 3151773), (117, 1750985), (141, 1452945), (195, 1050591), (235, 871767), (423, 484315), (585, 350197), (611, 335295), (705, 290589), (1833, 111765), (2115, 96863), (3055, 67059), (5499, 37255), (7451, 27495), (9165, 22353)]