15663831841

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{107981}}^1$

素因数の和:108081

約数の個数: 32

約数和(自身を含む): 20152032768

約数和(自身を除く): 4488200927

約数列:

[1, 7, 17, 23, 53, 119, 161, 371, 391, 901, 1219, 2737, 6307, 8533, 20723, 107981, 145061, 755867, 1835677, 2483563, 5722993, 12849739, 17384941, 40060951, 42220571, 97290881, 131628839, 295543997, 681036167, 921401873, 2237690263, 15663831841]

約数ペア:

[(1, 15663831841), (7, 2237690263), (17, 921401873), (23, 681036167), (53, 295543997), (119, 131628839), (161, 97290881), (371, 42220571), (391, 40060951), (901, 17384941), (1219, 12849739), (2737, 5722993), (6307, 2483563), (8533, 1835677), (20723, 755867), (107981, 145061)]