1280491748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{308701}}^1$

素因数の和:308783

約数の個数: 24

約数和(自身を含む): 2411580024

約数和(自身を除く): 1131088276

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 1037, 2074, 4148, 308701, 617402, 1234804, 5247917, 10495834, 18830761, 20991668, 37661522, 75323044, 320122937, 640245874, 1280491748]

約数ペア:

[(1, 1280491748), (2, 640245874), (4, 320122937), (17, 75323044), (34, 37661522), (61, 20991668), (68, 18830761), (122, 10495834), (244, 5247917), (1037, 1234804), (2074, 617402), (4148, 308701)]