68838945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1039}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 126197760

約数和(自身を除く): 57358815

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 631, 1039, 1893, 3117, 3155, 4417, 5195, 7273, 9465, 13251, 15585, 21819, 22085, 36365, 66255, 109095, 655609, 1966827, 3278045, 4589263, 9834135, 13767789, 22946315, 68838945]

約数ペア:

[(1, 68838945), (3, 22946315), (5, 13767789), (7, 9834135), (15, 4589263), (21, 3278045), (35, 1966827), (105, 655609), (631, 109095), (1039, 66255), (1893, 36365), (3117, 22085), (3155, 21819), (4417, 15585), (5195, 13251), (7273, 9465)]