3811647

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 6289920

約数和(自身を除く): 2478273

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 233, 287, 399, 699, 779, 861, 1631, 2337, 4427, 4893, 5453, 9553, 13281, 16359, 28659, 30989, 66871, 92967, 181507, 200613, 544521, 1270549, 3811647]

約数ペア:

[(1, 3811647), (3, 1270549), (7, 544521), (19, 200613), (21, 181507), (41, 92967), (57, 66871), (123, 30989), (133, 28659), (233, 16359), (287, 13281), (399, 9553), (699, 5453), (779, 4893), (861, 4427), (1631, 2337)]