31941693

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 55201536

約数和(自身を除く): 23259843

約数列:

[1, 3, 7, 9, 21, 37, 63, 71, 111, 193, 213, 259, 333, 497, 579, 639, 777, 1351, 1491, 1737, 2331, 2627, 4053, 4473, 7141, 7881, 12159, 13703, 18389, 21423, 23643, 41109, 49987, 55167, 64269, 95921, 123327, 149961, 165501, 287763, 449883, 507011, 863289, 1521033, 3549077, 4563099, 10647231, 31941693]

約数ペア:

[(1, 31941693), (3, 10647231), (7, 4563099), (9, 3549077), (21, 1521033), (37, 863289), (63, 507011), (71, 449883), (111, 287763), (193, 165501), (213, 149961), (259, 123327), (333, 95921), (497, 64269), (579, 55167), (639, 49987), (777, 41109), (1351, 23643), (1491, 21423), (1737, 18389), (2331, 13703), (2627, 12159), (4053, 7881), (4473, 7141)]