18377145

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{691}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 32883840

約数和(自身を除く): 14506695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 691, 985, 1773, 2073, 2955, 3455, 5319, 6219, 8865, 10365, 18657, 26595, 31095, 93285, 136127, 408381, 680635, 1225143, 2041905, 3675429, 6125715, 18377145]

約数ペア:

[(1, 18377145), (3, 6125715), (5, 3675429), (9, 2041905), (15, 1225143), (27, 680635), (45, 408381), (135, 136127), (197, 93285), (591, 31095), (691, 26595), (985, 18657), (1773, 10365), (2073, 8865), (2955, 6219), (3455, 5319)]