39729825

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:919

約数の個数: 48

約数和(自身を含む): 74102400

約数和(自身を除く): 34372575

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 829, 1065, 1775, 1917, 2487, 3195, 4145, 5325, 7461, 9585, 12435, 15975, 20725, 22383, 37305, 47925, 58859, 62175, 111915, 176577, 186525, 294295, 529731, 559575, 882885, 1471475, 1589193, 2648655, 4414425, 7945965, 13243275, 39729825]

約数ペア:

[(1, 39729825), (3, 13243275), (5, 7945965), (9, 4414425), (15, 2648655), (25, 1589193), (27, 1471475), (45, 882885), (71, 559575), (75, 529731), (135, 294295), (213, 186525), (225, 176577), (355, 111915), (639, 62175), (675, 58859), (829, 47925), (1065, 37305), (1775, 22383), (1917, 20725), (2487, 15975), (3195, 12435), (4145, 9585), (5325, 7461)]