16678155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 30028320

約数和(自身を除く): 13350165

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 89, 93, 155, 195, 267, 403, 445, 465, 961, 1157, 1209, 1335, 2015, 2759, 2883, 3471, 4805, 5785, 6045, 8277, 12493, 13795, 14415, 17355, 35867, 37479, 41385, 62465, 85529, 107601, 179335, 187395, 256587, 427645, 538005, 1111877, 1282935, 3335631, 5559385, 16678155]

約数ペア:

[(1, 16678155), (3, 5559385), (5, 3335631), (13, 1282935), (15, 1111877), (31, 538005), (39, 427645), (65, 256587), (89, 187395), (93, 179335), (155, 107601), (195, 85529), (267, 62465), (403, 41385), (445, 37479), (465, 35867), (961, 17355), (1157, 14415), (1209, 13795), (1335, 12493), (2015, 8277), (2759, 6045), (2883, 5785), (3471, 4805)]