1561767844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{7703}}^1$

素因数の和:8284

約数の個数: 48

約数和(自身を含む): 3370284288

約数和(自身を除く): 1808516444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 557, 1114, 2228, 3899, 7241, 7703, 7798, 14482, 15406, 15596, 28964, 30812, 50687, 53921, 100139, 101374, 107842, 200278, 202748, 215684, 400556, 700973, 1401946, 2803892, 4290571, 8581142, 17162284, 30033997, 55777423, 60067994, 111554846, 120135988, 223109692, 390441961, 780883922, 1561767844]

約数ペア:

[(1, 1561767844), (2, 780883922), (4, 390441961), (7, 223109692), (13, 120135988), (14, 111554846), (26, 60067994), (28, 55777423), (52, 30033997), (91, 17162284), (182, 8581142), (364, 4290571), (557, 2803892), (1114, 1401946), (2228, 700973), (3899, 400556), (7241, 215684), (7703, 202748), (7798, 200278), (14482, 107842), (15406, 101374), (15596, 100139), (28964, 53921), (30812, 50687)]