289918578

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{20747}}^1$

素因数の和:20906

約数の個数: 32

約数和(自身を含む): 618456384

約数和(自身を除く): 328537806

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 137, 274, 411, 822, 2329, 4658, 6987, 13974, 20747, 41494, 62241, 124482, 352699, 705398, 1058097, 2116194, 2842339, 5684678, 8527017, 17054034, 48319763, 96639526, 144959289, 289918578]

約数ペア:

[(1, 289918578), (2, 144959289), (3, 96639526), (6, 48319763), (17, 17054034), (34, 8527017), (51, 5684678), (102, 2842339), (137, 2116194), (274, 1058097), (411, 705398), (822, 352699), (2329, 124482), (4658, 62241), (6987, 41494), (13974, 20747)]