128694556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 244490400

約数和(自身を除く): 115795844

約数列:

[1, 2, 4, 17, 34, 68, 97, 109, 179, 194, 218, 358, 388, 436, 716, 1649, 1853, 3043, 3298, 3706, 6086, 6596, 7412, 10573, 12172, 17363, 19511, 21146, 34726, 39022, 42292, 69452, 78044, 179741, 295171, 331687, 359482, 590342, 663374, 718964, 1180684, 1326748, 1892567, 3785134, 7570268, 32173639, 64347278, 128694556]

約数ペア:

[(1, 128694556), (2, 64347278), (4, 32173639), (17, 7570268), (34, 3785134), (68, 1892567), (97, 1326748), (109, 1180684), (179, 718964), (194, 663374), (218, 590342), (358, 359482), (388, 331687), (436, 295171), (716, 179741), (1649, 78044), (1853, 69452), (3043, 42292), (3298, 39022), (3706, 34726), (6086, 21146), (6596, 19511), (7412, 17363), (10573, 12172)]