209134848

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20947}}^1$

素因数の和:20979

約数の個数: 72

約数和(自身を含む): 599447968

約数和(自身を除く): 390313120

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 20947, 41894, 62841, 83788, 125682, 167576, 251364, 272311, 335152, 502728, 544622, 670304, 816933, 1005456, 1089244, 1340608, 1633866, 2010912, 2178488, 2681216, 3267732, 4021824, 4356976, 5362432, 6535464, 8043648, 8713952, 13070928, 16087296, 17427904, 26141856, 34855808, 52283712, 69711616, 104567424, 209134848]

約数ペア:

[(1, 209134848), (2, 104567424), (3, 69711616), (4, 52283712), (6, 34855808), (8, 26141856), (12, 17427904), (13, 16087296), (16, 13070928), (24, 8713952), (26, 8043648), (32, 6535464), (39, 5362432), (48, 4356976), (52, 4021824), (64, 3267732), (78, 2681216), (96, 2178488), (104, 2010912), (128, 1633866), (156, 1340608), (192, 1089244), (208, 1005456), (256, 816933), (312, 670304), (384, 544622), (416, 502728), (624, 335152), (768, 272311), (832, 251364), (1248, 167576), (1664, 125682), (2496, 83788), (3328, 62841), (4992, 41894), (9984, 20947)]