209022597

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{144253}}^1$

素因数の和:144289

約数の個数: 24

約数和(自身を含む): 360057984

約数和(自身を除く): 151035387

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 144253, 432759, 1009771, 1298277, 3029313, 3317819, 9087939, 9953457, 23224733, 29860371, 69674199, 209022597]

約数ペア:

[(1, 209022597), (3, 69674199), (7, 29860371), (9, 23224733), (21, 9953457), (23, 9087939), (63, 3317819), (69, 3029313), (161, 1298277), (207, 1009771), (483, 432759), (1449, 144253)]