23209173

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 56

約数和(自身を含む): 39173120

約数和(自身を除く): 15963947

約数列:

[1, 3, 9, 13, 27, 31, 39, 79, 81, 93, 117, 237, 243, 279, 351, 403, 711, 729, 837, 1027, 1053, 1209, 2133, 2449, 2511, 3081, 3159, 3627, 6399, 7347, 7533, 9243, 9477, 10881, 19197, 22041, 22599, 27729, 31837, 32643, 57591, 66123, 83187, 95511, 97929, 198369, 249561, 286533, 293787, 595107, 748683, 859599, 1785321, 2578797, 7736391, 23209173]

約数ペア:

[(1, 23209173), (3, 7736391), (9, 2578797), (13, 1785321), (27, 859599), (31, 748683), (39, 595107), (79, 293787), (81, 286533), (93, 249561), (117, 198369), (237, 97929), (243, 95511), (279, 83187), (351, 66123), (403, 57591), (711, 32643), (729, 31837), (837, 27729), (1027, 22599), (1053, 22041), (1209, 19197), (2133, 10881), (2449, 9477), (2511, 9243), (3081, 7533), (3159, 7347), (3627, 6399)]