173628021

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 295103136

約数和(自身を除く): 121475115

約数列:

[1, 3, 7, 17, 21, 49, 51, 61, 67, 119, 147, 183, 201, 289, 357, 427, 469, 833, 867, 1037, 1139, 1281, 1407, 2023, 2499, 2989, 3111, 3283, 3417, 4087, 6069, 7259, 7973, 8967, 9849, 12261, 14161, 17629, 19363, 21777, 23919, 28609, 42483, 50813, 52887, 55811, 58089, 69479, 85827, 123403, 135541, 152439, 167433, 200263, 208437, 370209, 406623, 486353, 600789, 863821, 948787, 1181143, 1459059, 2591463, 2846361, 3404471, 3543429, 8268001, 10213413, 24804003, 57876007, 173628021]

約数ペア:

[(1, 173628021), (3, 57876007), (7, 24804003), (17, 10213413), (21, 8268001), (49, 3543429), (51, 3404471), (61, 2846361), (67, 2591463), (119, 1459059), (147, 1181143), (183, 948787), (201, 863821), (289, 600789), (357, 486353), (427, 406623), (469, 370209), (833, 208437), (867, 200263), (1037, 167433), (1139, 152439), (1281, 135541), (1407, 123403), (2023, 85827), (2499, 69479), (2989, 58089), (3111, 55811), (3283, 52887), (3417, 50813), (4087, 42483), (6069, 28609), (7259, 23919), (7973, 21777), (8967, 19363), (9849, 17629), (12261, 14161)]