61778493

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 110972160

約数和(自身を除く): 49193667

約数列:

[1, 3, 7, 9, 17, 21, 37, 51, 63, 111, 119, 153, 259, 333, 357, 629, 777, 1071, 1559, 1887, 2331, 4403, 4677, 5661, 10913, 13209, 14031, 26503, 32739, 39627, 57683, 79509, 98217, 173049, 185521, 238527, 403781, 519147, 556563, 980611, 1211343, 1669689, 2941833, 3634029, 6864277, 8825499, 20592831, 61778493]

約数ペア:

[(1, 61778493), (3, 20592831), (7, 8825499), (9, 6864277), (17, 3634029), (21, 2941833), (37, 1669689), (51, 1211343), (63, 980611), (111, 556563), (119, 519147), (153, 403781), (259, 238527), (333, 185521), (357, 173049), (629, 98217), (777, 79509), (1071, 57683), (1559, 39627), (1887, 32739), (2331, 26503), (4403, 14031), (4677, 13209), (5661, 10913)]