83987778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 198033408

約数和(自身を除く): 114045630

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 157, 271, 282, 314, 329, 471, 542, 658, 813, 942, 987, 1099, 1626, 1897, 1974, 2198, 3297, 3794, 5691, 6594, 7379, 11382, 12737, 14758, 22137, 25474, 38211, 42547, 44274, 51653, 76422, 85094, 89159, 103306, 127641, 154959, 178318, 255282, 267477, 297829, 309918, 534954, 595658, 893487, 1786974, 1999709, 3999418, 5999127, 11998254, 13997963, 27995926, 41993889, 83987778]

約数ペア:

[(1, 83987778), (2, 41993889), (3, 27995926), (6, 13997963), (7, 11998254), (14, 5999127), (21, 3999418), (42, 1999709), (47, 1786974), (94, 893487), (141, 595658), (157, 534954), (271, 309918), (282, 297829), (314, 267477), (329, 255282), (471, 178318), (542, 154959), (658, 127641), (813, 103306), (942, 89159), (987, 85094), (1099, 76422), (1626, 51653), (1897, 44274), (1974, 42547), (2198, 38211), (3297, 25474), (3794, 22137), (5691, 14758), (6594, 12737), (7379, 11382)]