128306838

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{6211}}^1$

素因数の和:6540

約数の個数: 32

約数和(自身を含む): 280881792

約数和(自身を除く): 152574954

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 313, 626, 939, 1878, 3443, 6211, 6886, 10329, 12422, 18633, 20658, 37266, 68321, 136642, 204963, 409926, 1944043, 3888086, 5832129, 11664258, 21384473, 42768946, 64153419, 128306838]

約数ペア:

[(1, 128306838), (2, 64153419), (3, 42768946), (6, 21384473), (11, 11664258), (22, 5832129), (33, 3888086), (66, 1944043), (313, 409926), (626, 204963), (939, 136642), (1878, 68321), (3443, 37266), (6211, 20658), (6886, 18633), (10329, 12422)]