639802842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2423}}^1\times {\mathrm{6287}}^1$

素因数の和:8722

約数の個数: 32

約数和(自身を含む): 1463242752

約数和(自身を除く): 823439910

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2423, 4846, 6287, 7269, 12574, 14538, 16961, 18861, 33922, 37722, 44009, 50883, 88018, 101766, 132027, 264054, 15233401, 30466802, 45700203, 91400406, 106633807, 213267614, 319901421, 639802842]

約数ペア:

[(1, 639802842), (2, 319901421), (3, 213267614), (6, 106633807), (7, 91400406), (14, 45700203), (21, 30466802), (42, 15233401), (2423, 264054), (4846, 132027), (6287, 101766), (7269, 88018), (12574, 50883), (14538, 44009), (16961, 37722), (18861, 33922)]