1289233407

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{78607}}^1$

素因数の和:78699

約数の個数: 32

約数和(自身を含む): 2173353984

約数和(自身を除く): 884120577

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1491, 2343, 5467, 16401, 78607, 235821, 550249, 864677, 1650747, 2594031, 5581097, 6052739, 16743291, 18158217, 39067679, 61392067, 117203037, 184176201, 429744469, 1289233407]

約数ペア:

[(1, 1289233407), (3, 429744469), (7, 184176201), (11, 117203037), (21, 61392067), (33, 39067679), (71, 18158217), (77, 16743291), (213, 6052739), (231, 5581097), (497, 2594031), (781, 1650747), (1491, 864677), (2343, 550249), (5467, 235821), (16401, 78607)]