61293519

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^2\times {\mathrm{193}}^1$

素因数の和:348

約数の個数: 36

約数和(自身を含む): 103159888

約数和(自身を除く): 41866369

約数列:

[1, 3, 7, 9, 21, 63, 71, 193, 213, 497, 579, 639, 1351, 1491, 1737, 4053, 4473, 5041, 12159, 13703, 15123, 35287, 41109, 45369, 95921, 105861, 123327, 287763, 317583, 863289, 972913, 2918739, 6810391, 8756217, 20431173, 61293519]

約数ペア:

[(1, 61293519), (3, 20431173), (7, 8756217), (9, 6810391), (21, 2918739), (63, 972913), (71, 863289), (193, 317583), (213, 287763), (497, 123327), (579, 105861), (639, 95921), (1351, 45369), (1491, 41109), (1737, 35287), (4053, 15123), (4473, 13703), (5041, 12159)]