42578475

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^2\times {\mathrm{257}}^1$

素因数の和:364

約数の個数: 36

約数和(自身を含む): 72205944

約数和(自身を除く): 29627469

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 257, 705, 771, 1175, 1285, 2209, 3525, 3855, 6425, 6627, 11045, 12079, 19275, 33135, 36237, 55225, 60395, 165675, 181185, 301975, 567713, 905925, 1703139, 2838565, 8515695, 14192825, 42578475]

約数ペア:

[(1, 42578475), (3, 14192825), (5, 8515695), (15, 2838565), (25, 1703139), (47, 905925), (75, 567713), (141, 301975), (235, 181185), (257, 165675), (705, 60395), (771, 55225), (1175, 36237), (1285, 33135), (2209, 19275), (3525, 12079), (3855, 11045), (6425, 6627)]