42515291

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2211

約数の個数: 24

約数和(自身を含む): 55004544

約数和(自身を除く): 12489253

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 1519, 2153, 2821, 15071, 19747, 27989, 66743, 105497, 195923, 467201, 867659, 1371461, 3270407, 6073613, 42515291]

約数ペア:

[(1, 42515291), (7, 6073613), (13, 3270407), (31, 1371461), (49, 867659), (91, 467201), (217, 195923), (403, 105497), (637, 66743), (1519, 27989), (2153, 19747), (2821, 15071)]