207935775

素因数分解:

$3^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{2879}}^1$

素因数の和:3005

約数の個数: 48

約数和(自身を含む): 385689600

約数和(自身を除く): 177753825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 107, 135, 225, 321, 535, 675, 963, 1605, 2675, 2879, 2889, 4815, 8025, 8637, 14395, 14445, 24075, 25911, 43185, 71975, 72225, 77733, 129555, 215925, 308053, 388665, 647775, 924159, 1540265, 1943325, 2772477, 4620795, 7701325, 8317431, 13862385, 23103975, 41587155, 69311925, 207935775]

約数ペア:

[(1, 207935775), (3, 69311925), (5, 41587155), (9, 23103975), (15, 13862385), (25, 8317431), (27, 7701325), (45, 4620795), (75, 2772477), (107, 1943325), (135, 1540265), (225, 924159), (321, 647775), (535, 388665), (675, 308053), (963, 215925), (1605, 129555), (2675, 77733), (2879, 72225), (2889, 71975), (4815, 43185), (8025, 25911), (8637, 24075), (14395, 14445)]