163767968

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56239}}^1$

素因数の和:56269

約数の個数: 48

約数和(自身を含む): 396829440

約数和(自身を除く): 233061472

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 56239, 112478, 224956, 393673, 449912, 731107, 787346, 899824, 1462214, 1574692, 1799648, 2924428, 3149384, 5117749, 5848856, 6298768, 10235498, 11697712, 12597536, 20470996, 23395424, 40941992, 81883984, 163767968]

約数ペア:

[(1, 163767968), (2, 81883984), (4, 40941992), (7, 23395424), (8, 20470996), (13, 12597536), (14, 11697712), (16, 10235498), (26, 6298768), (28, 5848856), (32, 5117749), (52, 3149384), (56, 2924428), (91, 1799648), (104, 1574692), (112, 1462214), (182, 899824), (208, 787346), (224, 731107), (364, 449912), (416, 393673), (728, 224956), (1456, 112478), (2912, 56239)]