15691901985

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1\times {\mathrm{1019}}^1$

素因数の和:1892

約数の個数: 80

約数和(自身を含む): 28791417600

約数和(自身を除く): 13099515615

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 705, 809, 1019, 1269, 2115, 2427, 3057, 3807, 4045, 5095, 6345, 7281, 9171, 12135, 15285, 19035, 21843, 27513, 36405, 38023, 45855, 47893, 65529, 82539, 109215, 114069, 137565, 143679, 190115, 239465, 327645, 342207, 412695, 431037, 570345, 718395, 824371, 1026621, 1293111, 1711035, 2155185, 2473113, 3079863, 3879333, 4121855, 5133105, 6465555, 7419339, 12365565, 15399315, 19396665, 22258017, 37096695, 38745437, 66774051, 111290085, 116236311, 193727185, 333870255, 348708933, 581181555, 1046126799, 1743544665, 3138380397, 5230633995, 15691901985]

約数ペア:

[(1, 15691901985), (3, 5230633995), (5, 3138380397), (9, 1743544665), (15, 1046126799), (27, 581181555), (45, 348708933), (47, 333870255), (81, 193727185), (135, 116236311), (141, 111290085), (235, 66774051), (405, 38745437), (423, 37096695), (705, 22258017), (809, 19396665), (1019, 15399315), (1269, 12365565), (2115, 7419339), (2427, 6465555), (3057, 5133105), (3807, 4121855), (4045, 3879333), (5095, 3079863), (6345, 2473113), (7281, 2155185), (9171, 1711035), (12135, 1293111), (15285, 1026621), (19035, 824371), (21843, 718395), (27513, 570345), (36405, 431037), (38023, 412695), (45855, 342207), (47893, 327645), (65529, 239465), (82539, 190115), (109215, 143679), (114069, 137565)]