207702957

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 368769024

約数和(自身を除く): 161066067

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 227, 231, 233, 357, 561, 681, 699, 1309, 1589, 1631, 2497, 2563, 3859, 3927, 3961, 4767, 4893, 7491, 7689, 11577, 11883, 17479, 17941, 27013, 27727, 42449, 43571, 52437, 52891, 53823, 81039, 83181, 127347, 130713, 158673, 297143, 304997, 370237, 581801, 891429, 899147, 914991, 1110711, 1745403, 2697441, 4072607, 6294029, 9890617, 12217821, 18882087, 29671851, 69234319, 207702957]

約数ペア:

[(1, 207702957), (3, 69234319), (7, 29671851), (11, 18882087), (17, 12217821), (21, 9890617), (33, 6294029), (51, 4072607), (77, 2697441), (119, 1745403), (187, 1110711), (227, 914991), (231, 899147), (233, 891429), (357, 581801), (561, 370237), (681, 304997), (699, 297143), (1309, 158673), (1589, 130713), (1631, 127347), (2497, 83181), (2563, 81039), (3859, 53823), (3927, 52891), (3961, 52437), (4767, 43571), (4893, 42449), (7491, 27727), (7689, 27013), (11577, 17941), (11883, 17479)]