131421888

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17551}}^1$

素因数の和:17582

約数の個数: 84

約数和(自身を含む): 405696928

約数和(自身を除く): 274275040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 3744, 7488, 17551, 35102, 52653, 70204, 105306, 140408, 157959, 210612, 228163, 280816, 315918, 421224, 456326, 561632, 631836, 684489, 842448, 912652, 1123264, 1263672, 1368978, 1684896, 1825304, 2053467, 2527344, 2737956, 3369792, 3650608, 4106934, 5054688, 5475912, 7301216, 8213868, 10109376, 10951824, 14602432, 16427736, 21903648, 32855472, 43807296, 65710944, 131421888]

約数ペア:

[(1, 131421888), (2, 65710944), (3, 43807296), (4, 32855472), (6, 21903648), (8, 16427736), (9, 14602432), (12, 10951824), (13, 10109376), (16, 8213868), (18, 7301216), (24, 5475912), (26, 5054688), (32, 4106934), (36, 3650608), (39, 3369792), (48, 2737956), (52, 2527344), (64, 2053467), (72, 1825304), (78, 1684896), (96, 1368978), (104, 1263672), (117, 1123264), (144, 912652), (156, 842448), (192, 684489), (208, 631836), (234, 561632), (288, 456326), (312, 421224), (416, 315918), (468, 280816), (576, 228163), (624, 210612), (832, 157959), (936, 140408), (1248, 105306), (1872, 70204), (2496, 52653), (3744, 35102), (7488, 17551)]