247482578

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{1567}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 440294400

約数和(自身を除く): 192811822

約数列:

[1, 2, 7, 14, 29, 58, 203, 389, 406, 778, 1567, 2723, 3134, 5446, 10969, 11281, 21938, 22562, 45443, 78967, 90886, 157934, 318101, 609563, 636202, 1219126, 4266941, 8533882, 17677327, 35354654, 123741289, 247482578]

約数ペア:

[(1, 247482578), (2, 123741289), (7, 35354654), (14, 17677327), (29, 8533882), (58, 4266941), (203, 1219126), (389, 636202), (406, 609563), (778, 318101), (1567, 157934), (2723, 90886), (3134, 78967), (5446, 45443), (10969, 22562), (11281, 21938)]