1670838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 3720192

約数和(自身を除く): 2049354

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 691, 806, 1209, 1382, 2073, 2418, 4146, 8983, 17966, 21421, 26949, 42842, 53898, 64263, 128526, 278473, 556946, 835419, 1670838]

約数ペア:

[(1, 1670838), (2, 835419), (3, 556946), (6, 278473), (13, 128526), (26, 64263), (31, 53898), (39, 42842), (62, 26949), (78, 21421), (93, 17966), (186, 8983), (403, 4146), (691, 2418), (806, 2073), (1209, 1382)]