528820103

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 680279040

約数和(自身を除く): 151458937

約数列:

[1, 7, 19, 31, 49, 73, 133, 217, 251, 511, 589, 931, 1387, 1519, 1757, 2263, 3577, 4123, 4769, 7781, 9709, 12299, 15841, 18323, 28861, 33383, 42997, 54467, 67963, 110887, 128261, 147839, 233681, 300979, 348137, 381269, 568013, 897827, 1034873, 2106853, 2436959, 3976091, 7244111, 10792247, 17058713, 27832637, 75545729, 528820103]

約数ペア:

[(1, 528820103), (7, 75545729), (19, 27832637), (31, 17058713), (49, 10792247), (73, 7244111), (133, 3976091), (217, 2436959), (251, 2106853), (511, 1034873), (589, 897827), (931, 568013), (1387, 381269), (1519, 348137), (1757, 300979), (2263, 233681), (3577, 147839), (4123, 128261), (4769, 110887), (7781, 67963), (9709, 54467), (12299, 42997), (15841, 33383), (18323, 28861)]