681657993

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{120413}}^1$

素因数の和:120473

約数の個数: 24

約数和(自身を含む): 1070721288

約数和(自身を除く): 389063295

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 5661, 120413, 361239, 1083717, 2047021, 4455281, 6141063, 13365843, 18423189, 40097529, 75739777, 227219331, 681657993]

約数ペア:

[(1, 681657993), (3, 227219331), (9, 75739777), (17, 40097529), (37, 18423189), (51, 13365843), (111, 6141063), (153, 4455281), (333, 2047021), (629, 1083717), (1887, 361239), (5661, 120413)]