689113155

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{4789}}^1$

素因数の和:5031

約数の個数: 32

約数和(自身を含む): 1129826880

約数和(自身を除く): 440713725

約数列:

[1, 3, 5, 15, 53, 159, 181, 265, 543, 795, 905, 2715, 4789, 9593, 14367, 23945, 28779, 47965, 71835, 143895, 253817, 761451, 866809, 1269085, 2600427, 3807255, 4334045, 13002135, 45940877, 137822631, 229704385, 689113155]

約数ペア:

[(1, 689113155), (3, 229704385), (5, 137822631), (15, 45940877), (53, 13002135), (159, 4334045), (181, 3807255), (265, 2600427), (543, 1269085), (795, 866809), (905, 761451), (2715, 253817), (4789, 143895), (9593, 71835), (14367, 47965), (23945, 28779)]