42172011

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 72077824

約数和(自身を除く): 29905813

約数列:

[1, 3, 7, 9, 21, 63, 67, 97, 103, 201, 291, 309, 469, 603, 679, 721, 873, 927, 1407, 2037, 2163, 4221, 6111, 6489, 6499, 6901, 9991, 19497, 20703, 29973, 45493, 48307, 58491, 62109, 69937, 89919, 136479, 144921, 209811, 409437, 434763, 629433, 669397, 2008191, 4685779, 6024573, 14057337, 42172011]

約数ペア:

[(1, 42172011), (3, 14057337), (7, 6024573), (9, 4685779), (21, 2008191), (63, 669397), (67, 629433), (97, 434763), (103, 409437), (201, 209811), (291, 144921), (309, 136479), (469, 89919), (603, 69937), (679, 62109), (721, 58491), (873, 48307), (927, 45493), (1407, 29973), (2037, 20703), (2163, 19497), (4221, 9991), (6111, 6901), (6489, 6499)]