2156856

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 6021120

約数和(自身を除く): 3864264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 223, 248, 312, 372, 403, 446, 669, 744, 806, 892, 1209, 1338, 1612, 1784, 2418, 2676, 2899, 3224, 4836, 5352, 5798, 6913, 8697, 9672, 11596, 13826, 17394, 20739, 23192, 27652, 34788, 41478, 55304, 69576, 82956, 89869, 165912, 179738, 269607, 359476, 539214, 718952, 1078428, 2156856]

約数ペア:

[(1, 2156856), (2, 1078428), (3, 718952), (4, 539214), (6, 359476), (8, 269607), (12, 179738), (13, 165912), (24, 89869), (26, 82956), (31, 69576), (39, 55304), (52, 41478), (62, 34788), (78, 27652), (93, 23192), (104, 20739), (124, 17394), (156, 13826), (186, 11596), (223, 9672), (248, 8697), (312, 6913), (372, 5798), (403, 5352), (446, 4836), (669, 3224), (744, 2899), (806, 2676), (892, 2418), (1209, 1784), (1338, 1612)]