18288711

素因数分解:

$3^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:500

約数の個数: 36

約数和(自身を含む): 31086432

約数和(自身を除く): 12797721

約数列:

[1, 3, 7, 9, 21, 49, 63, 113, 147, 339, 367, 441, 791, 1017, 1101, 2373, 2569, 3303, 5537, 7119, 7707, 16611, 17983, 23121, 41471, 49833, 53949, 124413, 161847, 290297, 373239, 870891, 2032079, 2612673, 6096237, 18288711]

約数ペア:

[(1, 18288711), (3, 6096237), (7, 2612673), (9, 2032079), (21, 870891), (49, 373239), (63, 290297), (113, 161847), (147, 124413), (339, 53949), (367, 49833), (441, 41471), (791, 23121), (1017, 17983), (1101, 16611), (2373, 7707), (2569, 7119), (3303, 5537)]