311991939

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97103}}^1$

素因数の和:97136

約数の個数: 32

約数和(自身を含む): 559319040

約数和(自身を除く): 247327101

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 97103, 291309, 679721, 873927, 1650751, 2039163, 2621781, 4952253, 6117489, 11555257, 14856759, 18352467, 34665771, 44570277, 103997313, 311991939]

約数ペア:

[(1, 311991939), (3, 103997313), (7, 44570277), (9, 34665771), (17, 18352467), (21, 14856759), (27, 11555257), (51, 6117489), (63, 4952253), (119, 2621781), (153, 2039163), (189, 1650751), (357, 873927), (459, 679721), (1071, 291309), (3213, 97103)]