78434642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1973}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 139285440

約数和(自身を除く): 60850798

約数列:

[1, 2, 11, 13, 22, 26, 139, 143, 278, 286, 1529, 1807, 1973, 3058, 3614, 3946, 19877, 21703, 25649, 39754, 43406, 51298, 274247, 282139, 548494, 564278, 3016717, 3565211, 6033434, 7130422, 39217321, 78434642]

約数ペア:

[(1, 78434642), (2, 39217321), (11, 7130422), (13, 6033434), (22, 3565211), (26, 3016717), (139, 564278), (143, 548494), (278, 282139), (286, 274247), (1529, 51298), (1807, 43406), (1973, 39754), (3058, 25649), (3614, 21703), (3946, 19877)]