29090908

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 65729664

約数和(自身を除く): 36638756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 103, 131, 154, 196, 206, 262, 308, 412, 524, 539, 721, 917, 1078, 1133, 1441, 1442, 1834, 2156, 2266, 2882, 2884, 3668, 4532, 5047, 5764, 6419, 7931, 10087, 10094, 12838, 13493, 15862, 20174, 20188, 25676, 26986, 31724, 40348, 53972, 55517, 70609, 94451, 111034, 141218, 148423, 188902, 222068, 282436, 296846, 377804, 593692, 661157, 1038961, 1322314, 2077922, 2644628, 4155844, 7272727, 14545454, 29090908]

約数ペア:

[(1, 29090908), (2, 14545454), (4, 7272727), (7, 4155844), (11, 2644628), (14, 2077922), (22, 1322314), (28, 1038961), (44, 661157), (49, 593692), (77, 377804), (98, 296846), (103, 282436), (131, 222068), (154, 188902), (196, 148423), (206, 141218), (262, 111034), (308, 94451), (412, 70609), (524, 55517), (539, 53972), (721, 40348), (917, 31724), (1078, 26986), (1133, 25676), (1441, 20188), (1442, 20174), (1834, 15862), (2156, 13493), (2266, 12838), (2882, 10094), (2884, 10087), (3668, 7931), (4532, 6419), (5047, 5764)]