159698515

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 210032640

約数和(自身を除く): 50334125

約数列:

[1, 5, 19, 31, 95, 155, 211, 257, 589, 1055, 1285, 2945, 4009, 4883, 6541, 7967, 20045, 24415, 32705, 39835, 54227, 124279, 151373, 271135, 621395, 756865, 1030313, 1681037, 5151565, 8405185, 31939703, 159698515]

約数ペア:

[(1, 159698515), (5, 31939703), (19, 8405185), (31, 5151565), (95, 1681037), (155, 1030313), (211, 756865), (257, 621395), (589, 271135), (1055, 151373), (1285, 124279), (2945, 54227), (4009, 39835), (4883, 32705), (6541, 24415), (7967, 20045)]