13906719

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 20756112

約数和(自身を除く): 6849393

約数列:

[1, 3, 9, 61, 73, 183, 219, 347, 549, 657, 1041, 3123, 4453, 13359, 21167, 25331, 40077, 63501, 75993, 190503, 227979, 1545191, 4635573, 13906719]

約数ペア:

[(1, 13906719), (3, 4635573), (9, 1545191), (61, 227979), (73, 190503), (183, 75993), (219, 63501), (347, 40077), (549, 25331), (657, 21167), (1041, 13359), (3123, 4453)]