7678203

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 12027456

約数和(自身を除く): 4349253

約数列:

[1, 3, 13, 17, 37, 39, 51, 111, 221, 313, 481, 629, 663, 939, 1443, 1887, 4069, 5321, 8177, 11581, 12207, 15963, 24531, 34743, 69173, 150553, 196877, 207519, 451659, 590631, 2559401, 7678203]

約数ペア:

[(1, 7678203), (3, 2559401), (13, 590631), (17, 451659), (37, 207519), (39, 196877), (51, 150553), (111, 69173), (221, 34743), (313, 24531), (481, 15963), (629, 12207), (663, 11581), (939, 8177), (1443, 5321), (1887, 4069)]