2539365

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 4325376

約数和(自身を除く): 1786011

約数列:

[1, 3, 5, 15, 31, 43, 93, 127, 129, 155, 215, 381, 465, 635, 645, 1333, 1905, 3937, 3999, 5461, 6665, 11811, 16383, 19685, 19995, 27305, 59055, 81915, 169291, 507873, 846455, 2539365]

約数ペア:

[(1, 2539365), (3, 846455), (5, 507873), (15, 169291), (31, 81915), (43, 59055), (93, 27305), (127, 19995), (129, 19685), (155, 16383), (215, 11811), (381, 6665), (465, 5461), (635, 3999), (645, 3937), (1333, 1905)]