131975649

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 60

約数和(自身を含む): 221075712

約数和(自身を除く): 89100063

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 169, 279, 311, 351, 403, 507, 837, 933, 1053, 1209, 1521, 2511, 2799, 3627, 4043, 4563, 5239, 8397, 9641, 10881, 12129, 13689, 15717, 25191, 28923, 32643, 36387, 47151, 52559, 86769, 109161, 125333, 141453, 157677, 260307, 327483, 375999, 424359, 473031, 780921, 1127997, 1419093, 1629329, 3383991, 4257279, 4887987, 10151973, 14663961, 43991883, 131975649]

約数ペア:

[(1, 131975649), (3, 43991883), (9, 14663961), (13, 10151973), (27, 4887987), (31, 4257279), (39, 3383991), (81, 1629329), (93, 1419093), (117, 1127997), (169, 780921), (279, 473031), (311, 424359), (351, 375999), (403, 327483), (507, 260307), (837, 157677), (933, 141453), (1053, 125333), (1209, 109161), (1521, 86769), (2511, 52559), (2799, 47151), (3627, 36387), (4043, 32643), (4563, 28923), (5239, 25191), (8397, 15717), (9641, 13689), (10881, 12129)]