13238085

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 25804800

約数和(自身を除く): 12566715

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 83, 93, 105, 147, 155, 217, 245, 249, 343, 415, 465, 581, 651, 735, 1029, 1085, 1245, 1519, 1715, 1743, 2573, 2905, 3255, 4067, 4557, 5145, 7595, 7719, 8715, 10633, 12201, 12865, 18011, 20335, 22785, 28469, 31899, 38595, 53165, 54033, 61005, 85407, 90055, 126077, 142345, 159495, 270165, 378231, 427035, 630385, 882539, 1891155, 2647617, 4412695, 13238085]

約数ペア:

[(1, 13238085), (3, 4412695), (5, 2647617), (7, 1891155), (15, 882539), (21, 630385), (31, 427035), (35, 378231), (49, 270165), (83, 159495), (93, 142345), (105, 126077), (147, 90055), (155, 85407), (217, 61005), (245, 54033), (249, 53165), (343, 38595), (415, 31899), (465, 28469), (581, 22785), (651, 20335), (735, 18011), (1029, 12865), (1085, 12201), (1245, 10633), (1519, 8715), (1715, 7719), (1743, 7595), (2573, 5145), (2905, 4557), (3255, 4067)]