55831986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^2$

素因数の和:244

約数の個数: 72

約数和(自身を含む): 141994944

約数和(自身を除く): 86162958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 79, 126, 142, 158, 213, 237, 426, 474, 497, 553, 639, 711, 994, 1106, 1278, 1422, 1491, 1659, 2982, 3318, 4473, 4977, 5609, 6241, 8946, 9954, 11218, 12482, 16827, 18723, 33654, 37446, 39263, 43687, 50481, 56169, 78526, 87374, 100962, 112338, 117789, 131061, 235578, 262122, 353367, 393183, 443111, 706734, 786366, 886222, 1329333, 2658666, 3101777, 3987999, 6203554, 7975998, 9305331, 18610662, 27915993, 55831986]

約数ペア:

[(1, 55831986), (2, 27915993), (3, 18610662), (6, 9305331), (7, 7975998), (9, 6203554), (14, 3987999), (18, 3101777), (21, 2658666), (42, 1329333), (63, 886222), (71, 786366), (79, 706734), (126, 443111), (142, 393183), (158, 353367), (213, 262122), (237, 235578), (426, 131061), (474, 117789), (497, 112338), (553, 100962), (639, 87374), (711, 78526), (994, 56169), (1106, 50481), (1278, 43687), (1422, 39263), (1491, 37446), (1659, 33654), (2982, 18723), (3318, 16827), (4473, 12482), (4977, 11218), (5609, 9954), (6241, 8946)]