1213751357

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{701}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 1528450560

約数和(自身を除く): 314699203

約数列:

[1, 7, 13, 53, 91, 359, 371, 689, 701, 2513, 4667, 4823, 4907, 9113, 19027, 32669, 37153, 63791, 133189, 247351, 251659, 260071, 482989, 1731457, 1761613, 3271567, 3380923, 13337927, 22900969, 93365489, 173393051, 1213751357]

約数ペア:

[(1, 1213751357), (7, 173393051), (13, 93365489), (53, 22900969), (91, 13337927), (359, 3380923), (371, 3271567), (689, 1761613), (701, 1731457), (2513, 482989), (4667, 260071), (4823, 251659), (4907, 247351), (9113, 133189), (19027, 63791), (32669, 37153)]