18264717

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 28454400

約数和(自身を除く): 10189683

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 333, 389, 423, 999, 1167, 1269, 1739, 3501, 5217, 10503, 14393, 15651, 18283, 43179, 46953, 54849, 129537, 164547, 388611, 493641, 676471, 2029413, 6088239, 18264717]

約数ペア:

[(1, 18264717), (3, 6088239), (9, 2029413), (27, 676471), (37, 493641), (47, 388611), (111, 164547), (141, 129537), (333, 54849), (389, 46953), (423, 43179), (999, 18283), (1167, 15651), (1269, 14393), (1739, 10503), (3501, 5217)]