39810708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 115664640

約数和(自身を除く): 75853932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 478, 661, 717, 956, 1322, 1434, 1673, 1983, 2151, 2644, 2868, 3346, 3966, 4302, 4627, 5019, 5949, 6692, 7932, 8604, 9254, 10038, 11898, 13881, 15057, 18508, 20076, 23796, 27762, 30114, 41643, 55524, 60228, 83286, 157979, 166572, 315958, 473937, 631916, 947874, 1105853, 1421811, 1895748, 2211706, 2843622, 3317559, 4423412, 5687244, 6635118, 9952677, 13270236, 19905354, 39810708]

約数ペア:

[(1, 39810708), (2, 19905354), (3, 13270236), (4, 9952677), (6, 6635118), (7, 5687244), (9, 4423412), (12, 3317559), (14, 2843622), (18, 2211706), (21, 1895748), (28, 1421811), (36, 1105853), (42, 947874), (63, 631916), (84, 473937), (126, 315958), (239, 166572), (252, 157979), (478, 83286), (661, 60228), (717, 55524), (956, 41643), (1322, 30114), (1434, 27762), (1673, 23796), (1983, 20076), (2151, 18508), (2644, 15057), (2868, 13881), (3346, 11898), (3966, 10038), (4302, 9254), (4627, 8604), (5019, 7932), (5949, 6692)]