23209879

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 31498200

約数和(自身を除く): 8288321

約数列:

[1, 7, 11, 17, 49, 77, 119, 149, 187, 289, 539, 833, 1043, 1309, 1639, 2023, 2533, 3179, 7301, 9163, 11473, 14161, 17731, 22253, 27863, 43061, 80311, 124117, 155771, 195041, 301427, 473671, 1365287, 2109989, 3315697, 23209879]

約数ペア:

[(1, 23209879), (7, 3315697), (11, 2109989), (17, 1365287), (49, 473671), (77, 301427), (119, 195041), (149, 155771), (187, 124117), (289, 80311), (539, 43061), (833, 27863), (1043, 22253), (1309, 17731), (1639, 14161), (2023, 11473), (2533, 9163), (3179, 7301)]