15220485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 30426240

約数和(自身を除く): 15205755

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 211, 229, 315, 633, 687, 1055, 1145, 1477, 1603, 1899, 2061, 3165, 3435, 4431, 4809, 7385, 8015, 9495, 10305, 13293, 14427, 22155, 24045, 48319, 66465, 72135, 144957, 241595, 338233, 434871, 724785, 1014699, 1691165, 2174355, 3044097, 5073495, 15220485]

約数ペア:

[(1, 15220485), (3, 5073495), (5, 3044097), (7, 2174355), (9, 1691165), (15, 1014699), (21, 724785), (35, 434871), (45, 338233), (63, 241595), (105, 144957), (211, 72135), (229, 66465), (315, 48319), (633, 24045), (687, 22155), (1055, 14427), (1145, 13293), (1477, 10305), (1603, 9495), (1899, 8015), (2061, 7385), (3165, 4809), (3435, 4431)]