15553785

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 28026432

約数和(自身を除く): 12472647

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 83, 93, 155, 195, 249, 403, 415, 465, 961, 1079, 1209, 1245, 2015, 2573, 2883, 3237, 4805, 5395, 6045, 7719, 12493, 12865, 14415, 16185, 33449, 37479, 38595, 62465, 79763, 100347, 167245, 187395, 239289, 398815, 501735, 1036919, 1196445, 3110757, 5184595, 15553785]

約数ペア:

[(1, 15553785), (3, 5184595), (5, 3110757), (13, 1196445), (15, 1036919), (31, 501735), (39, 398815), (65, 239289), (83, 187395), (93, 167245), (155, 100347), (195, 79763), (249, 62465), (403, 38595), (415, 37479), (465, 33449), (961, 16185), (1079, 14415), (1209, 12865), (1245, 12493), (2015, 7719), (2573, 6045), (2883, 5395), (3237, 4805)]