197821416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 557706240

約数和(自身を除く): 359884824

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 113, 124, 156, 181, 186, 226, 248, 312, 339, 362, 372, 403, 452, 543, 678, 724, 744, 806, 904, 1086, 1209, 1356, 1448, 1469, 1612, 2172, 2353, 2418, 2712, 2938, 3224, 3503, 4344, 4407, 4706, 4836, 5611, 5876, 7006, 7059, 8814, 9412, 9672, 10509, 11222, 11752, 14012, 14118, 16833, 17628, 18824, 20453, 21018, 22444, 28024, 28236, 33666, 35256, 40906, 42036, 44888, 45539, 56472, 61359, 67332, 72943, 81812, 84072, 91078, 122718, 134664, 136617, 145886, 163624, 182156, 218829, 245436, 265889, 273234, 291772, 364312, 437658, 490872, 531778, 546468, 583544, 634043, 797667, 875316, 1063556, 1092936, 1268086, 1595334, 1750632, 1902129, 2127112, 2536172, 3190668, 3804258, 5072344, 6381336, 7608516, 8242559, 15217032, 16485118, 24727677, 32970236, 49455354, 65940472, 98910708, 197821416]

約数ペア:

[(1, 197821416), (2, 98910708), (3, 65940472), (4, 49455354), (6, 32970236), (8, 24727677), (12, 16485118), (13, 15217032), (24, 8242559), (26, 7608516), (31, 6381336), (39, 5072344), (52, 3804258), (62, 3190668), (78, 2536172), (93, 2127112), (104, 1902129), (113, 1750632), (124, 1595334), (156, 1268086), (181, 1092936), (186, 1063556), (226, 875316), (248, 797667), (312, 634043), (339, 583544), (362, 546468), (372, 531778), (403, 490872), (452, 437658), (543, 364312), (678, 291772), (724, 273234), (744, 265889), (806, 245436), (904, 218829), (1086, 182156), (1209, 163624), (1356, 145886), (1448, 136617), (1469, 134664), (1612, 122718), (2172, 91078), (2353, 84072), (2418, 81812), (2712, 72943), (2938, 67332), (3224, 61359), (3503, 56472), (4344, 45539), (4407, 44888), (4706, 42036), (4836, 40906), (5611, 35256), (5876, 33666), (7006, 28236), (7059, 28024), (8814, 22444), (9412, 21018), (9672, 20453), (10509, 18824), (11222, 17628), (11752, 16833), (14012, 14118)]