172429313

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 215255040

約数和(自身を除く): 42825727

約数列:

[1, 7, 19, 41, 103, 133, 287, 307, 721, 779, 1957, 2149, 4223, 5453, 5833, 12587, 13699, 29561, 31621, 40831, 80237, 88109, 221347, 239153, 561659, 600799, 1296461, 1674071, 4205593, 9075227, 24632759, 172429313]

約数ペア:

[(1, 172429313), (7, 24632759), (19, 9075227), (41, 4205593), (103, 1674071), (133, 1296461), (287, 600799), (307, 561659), (721, 239153), (779, 221347), (1957, 88109), (2149, 80237), (4223, 40831), (5453, 31621), (5833, 29561), (12587, 13699)]