68421255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1747}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 125520384

約数和(自身を除く): 57099129

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 373, 1119, 1747, 1865, 2611, 5241, 5595, 7833, 8735, 12229, 13055, 26205, 36687, 39165, 61145, 183435, 651631, 1954893, 3258155, 4561417, 9774465, 13684251, 22807085, 68421255]

約数ペア:

[(1, 68421255), (3, 22807085), (5, 13684251), (7, 9774465), (15, 4561417), (21, 3258155), (35, 1954893), (105, 651631), (373, 183435), (1119, 61145), (1747, 39165), (1865, 36687), (2611, 26205), (5241, 13055), (5595, 12229), (7833, 8735)]