393982623

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2797}}^1$

素因数の和:2893

約数の個数: 40

約数和(自身を含む): 617529792

約数和(自身を除く): 223547169

約数列:

[1, 3, 9, 27, 37, 47, 81, 111, 141, 333, 423, 999, 1269, 1739, 2797, 2997, 3807, 5217, 8391, 15651, 25173, 46953, 75519, 103489, 131459, 140859, 226557, 310467, 394377, 931401, 1183131, 2794203, 3549393, 4863983, 8382609, 10648179, 14591949, 43775847, 131327541, 393982623]

約数ペア:

[(1, 393982623), (3, 131327541), (9, 43775847), (27, 14591949), (37, 10648179), (47, 8382609), (81, 4863983), (111, 3549393), (141, 2794203), (333, 1183131), (423, 931401), (999, 394377), (1269, 310467), (1739, 226557), (2797, 140859), (2997, 131459), (3807, 103489), (5217, 75519), (8391, 46953), (15651, 25173)]