201449507

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 250573824

約数和(自身を除く): 49124317

約数列:

[1, 7, 17, 71, 113, 119, 211, 497, 791, 1207, 1477, 1921, 3587, 8023, 8449, 13447, 14981, 23843, 25109, 56161, 104867, 136391, 166901, 254677, 405331, 954737, 1692853, 1782739, 2837317, 11849971, 28778501, 201449507]

約数ペア:

[(1, 201449507), (7, 28778501), (17, 11849971), (71, 2837317), (113, 1782739), (119, 1692853), (211, 954737), (497, 405331), (791, 254677), (1207, 166901), (1477, 136391), (1921, 104867), (3587, 56161), (8023, 25109), (8449, 23843), (13447, 14981)]