207913216

素因数分解:

$2^8\times 7^1\times {\mathrm{157}}^1\times {\mathrm{739}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 477968960

約数和(自身を除く): 270055744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 157, 224, 256, 314, 448, 628, 739, 896, 1099, 1256, 1478, 1792, 2198, 2512, 2956, 4396, 5024, 5173, 5912, 8792, 10048, 10346, 11824, 17584, 20096, 20692, 23648, 35168, 40192, 41384, 47296, 70336, 82768, 94592, 116023, 140672, 165536, 189184, 232046, 281344, 331072, 464092, 662144, 812161, 928184, 1324288, 1624322, 1856368, 3248644, 3712736, 6497288, 7425472, 12994576, 14850944, 25989152, 29701888, 51978304, 103956608, 207913216]

約数ペア:

[(1, 207913216), (2, 103956608), (4, 51978304), (7, 29701888), (8, 25989152), (14, 14850944), (16, 12994576), (28, 7425472), (32, 6497288), (56, 3712736), (64, 3248644), (112, 1856368), (128, 1624322), (157, 1324288), (224, 928184), (256, 812161), (314, 662144), (448, 464092), (628, 331072), (739, 281344), (896, 232046), (1099, 189184), (1256, 165536), (1478, 140672), (1792, 116023), (2198, 94592), (2512, 82768), (2956, 70336), (4396, 47296), (5024, 41384), (5173, 40192), (5912, 35168), (8792, 23648), (10048, 20692), (10346, 20096), (11824, 17584)]