131132015

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6361}}^1$

素因数の和:6423

約数の個数: 32

約数和(自身を含む): 195440640

約数和(自身を除く): 64308625

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 2945, 4123, 6361, 20615, 31805, 44527, 120859, 197191, 222635, 604295, 846013, 985955, 1380337, 3746629, 4230065, 6901685, 18733145, 26226403, 131132015]

約数ペア:

[(1, 131132015), (5, 26226403), (7, 18733145), (19, 6901685), (31, 4230065), (35, 3746629), (95, 1380337), (133, 985955), (155, 846013), (217, 604295), (589, 222635), (665, 197191), (1085, 120859), (2945, 44527), (4123, 31805), (6361, 20615)]