81493818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{367}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 198402048

約数和(自身を除く): 116908230

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 311, 357, 367, 622, 714, 734, 933, 1101, 1866, 2177, 2202, 2569, 4354, 5138, 5287, 6239, 6531, 7707, 10574, 12478, 13062, 15414, 15861, 18717, 31722, 37009, 37434, 43673, 74018, 87346, 111027, 114137, 131019, 222054, 228274, 262038, 342411, 684822, 798959, 1597918, 1940329, 2396877, 3880658, 4793754, 5820987, 11641974, 13582303, 27164606, 40746909, 81493818]

約数ペア:

[(1, 81493818), (2, 40746909), (3, 27164606), (6, 13582303), (7, 11641974), (14, 5820987), (17, 4793754), (21, 3880658), (34, 2396877), (42, 1940329), (51, 1597918), (102, 798959), (119, 684822), (238, 342411), (311, 262038), (357, 228274), (367, 222054), (622, 131019), (714, 114137), (734, 111027), (933, 87346), (1101, 74018), (1866, 43673), (2177, 37434), (2202, 37009), (2569, 31722), (4354, 18717), (5138, 15861), (5287, 15414), (6239, 13062), (6531, 12478), (7707, 10574)]