2438289

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 4468800

約数和(自身を除く): 2030511

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 97, 133, 147, 171, 189, 291, 399, 441, 513, 679, 873, 931, 1197, 1323, 1843, 2037, 2619, 2793, 3591, 4753, 5529, 6111, 8379, 12901, 14259, 16587, 18333, 25137, 38703, 42777, 49761, 90307, 116109, 128331, 270921, 348327, 812763, 2438289]

約数ペア:

[(1, 2438289), (3, 812763), (7, 348327), (9, 270921), (19, 128331), (21, 116109), (27, 90307), (49, 49761), (57, 42777), (63, 38703), (97, 25137), (133, 18333), (147, 16587), (171, 14259), (189, 12901), (291, 8379), (399, 6111), (441, 5529), (513, 4753), (679, 3591), (873, 2793), (931, 2619), (1197, 2037), (1323, 1843)]