27720484545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{52631}}^1$

素因数の和:52762

約数の個数: 64

約数和(自身を含む): 49728397824

約数和(自身を除く): 22007913279

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 73, 111, 185, 195, 219, 365, 481, 555, 949, 1095, 1443, 2405, 2701, 2847, 4745, 7215, 8103, 13505, 14235, 35113, 40515, 52631, 105339, 157893, 175565, 263155, 526695, 684203, 789465, 1947347, 2052609, 3421015, 3842063, 5842041, 9736735, 10263045, 11526189, 19210315, 25315511, 29210205, 49946819, 57630945, 75946533, 126577555, 142156331, 149840457, 249734095, 379732665, 426468993, 710781655, 749202285, 1848032303, 2132344965, 5544096909, 9240161515, 27720484545]

約数ペア:

[(1, 27720484545), (3, 9240161515), (5, 5544096909), (13, 2132344965), (15, 1848032303), (37, 749202285), (39, 710781655), (65, 426468993), (73, 379732665), (111, 249734095), (185, 149840457), (195, 142156331), (219, 126577555), (365, 75946533), (481, 57630945), (555, 49946819), (949, 29210205), (1095, 25315511), (1443, 19210315), (2405, 11526189), (2701, 10263045), (2847, 9736735), (4745, 5842041), (7215, 3842063), (8103, 3421015), (13505, 2052609), (14235, 1947347), (35113, 789465), (40515, 684203), (52631, 526695), (105339, 263155), (157893, 175565)]