221170047

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4201}}^1$

素因数の和:4343

約数の個数: 32

約数和(自身を含む): 354984960

約数和(自身を除く): 133814913

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 327, 483, 763, 2289, 2507, 4201, 7521, 12603, 17549, 29407, 52647, 88221, 96623, 289869, 457909, 676361, 1373727, 2029083, 3205363, 9616089, 10531907, 31595721, 73723349, 221170047]

約数ペア:

[(1, 221170047), (3, 73723349), (7, 31595721), (21, 10531907), (23, 9616089), (69, 3205363), (109, 2029083), (161, 1373727), (327, 676361), (483, 457909), (763, 289869), (2289, 96623), (2507, 88221), (4201, 52647), (7521, 29407), (12603, 17549)]