678742085

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{27823}}^1$

素因数の和:27893

約数の個数: 32

約数和(自身を含む): 1009677312

約数和(自身を除く): 330935227

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 595, 697, 1435, 3485, 4879, 24395, 27823, 139115, 194761, 472991, 973805, 1140743, 2364955, 3310937, 5703715, 7985201, 16554685, 19392631, 39926005, 96963155, 135748417, 678742085]

約数ペア:

[(1, 678742085), (5, 135748417), (7, 96963155), (17, 39926005), (35, 19392631), (41, 16554685), (85, 7985201), (119, 5703715), (205, 3310937), (287, 2364955), (595, 1140743), (697, 973805), (1435, 472991), (3485, 194761), (4879, 139115), (24395, 27823)]