91121968

素因数分解:

$2^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1730

約数の個数: 60

約数和(自身を含む): 208392912

約数和(自身を除く): 117270944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 71, 98, 112, 142, 196, 284, 392, 497, 568, 784, 994, 1136, 1637, 1988, 3274, 3479, 3976, 6548, 6958, 7952, 11459, 13096, 13916, 22918, 26192, 27832, 45836, 55664, 80213, 91672, 116227, 160426, 183344, 232454, 320852, 464908, 641704, 813589, 929816, 1283408, 1627178, 1859632, 3254356, 5695123, 6508712, 11390246, 13017424, 22780492, 45560984, 91121968]

約数ペア:

[(1, 91121968), (2, 45560984), (4, 22780492), (7, 13017424), (8, 11390246), (14, 6508712), (16, 5695123), (28, 3254356), (49, 1859632), (56, 1627178), (71, 1283408), (98, 929816), (112, 813589), (142, 641704), (196, 464908), (284, 320852), (392, 232454), (497, 183344), (568, 160426), (784, 116227), (994, 91672), (1136, 80213), (1637, 55664), (1988, 45836), (3274, 27832), (3479, 26192), (3976, 22918), (6548, 13916), (6958, 13096), (7952, 11459)]