128197785

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{2287}}^1$

素因数の和:2433

約数の個数: 32

約数和(自身を含む): 212838912

約数和(自身を除く): 84641127

約数列:

[1, 3, 5, 15, 37, 101, 111, 185, 303, 505, 555, 1515, 2287, 3737, 6861, 11211, 11435, 18685, 34305, 56055, 84619, 230987, 253857, 423095, 692961, 1154935, 1269285, 3464805, 8546519, 25639557, 42732595, 128197785]

約数ペア:

[(1, 128197785), (3, 42732595), (5, 25639557), (15, 8546519), (37, 3464805), (101, 1269285), (111, 1154935), (185, 692961), (303, 423095), (505, 253857), (555, 230987), (1515, 84619), (2287, 56055), (3737, 34305), (6861, 18685), (11211, 11435)]