7971555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 13837824

約数和(自身を除く): 5866269

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 727, 731, 2181, 2193, 3635, 3655, 10905, 10965, 12359, 31261, 37077, 61795, 93783, 156305, 185385, 468915, 531437, 1594311, 2657185, 7971555]

約数ペア:

[(1, 7971555), (3, 2657185), (5, 1594311), (15, 531437), (17, 468915), (43, 185385), (51, 156305), (85, 93783), (129, 61795), (215, 37077), (255, 31261), (645, 12359), (727, 10965), (731, 10905), (2181, 3655), (2193, 3635)]