78315874

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 154151424

約数和(自身を除く): 75835550

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 53, 91, 106, 161, 182, 299, 322, 353, 371, 598, 689, 706, 742, 1219, 1378, 2093, 2438, 2471, 4186, 4589, 4823, 4942, 8119, 8533, 9178, 9646, 15847, 16238, 17066, 18709, 31694, 32123, 37418, 56833, 64246, 105547, 110929, 113666, 130963, 211094, 221858, 243217, 261926, 430307, 486434, 738829, 860614, 1477658, 1702519, 3012149, 3405038, 5593991, 6024298, 11187982, 39157937, 78315874]

約数ペア:

[(1, 78315874), (2, 39157937), (7, 11187982), (13, 6024298), (14, 5593991), (23, 3405038), (26, 3012149), (46, 1702519), (53, 1477658), (91, 860614), (106, 738829), (161, 486434), (182, 430307), (299, 261926), (322, 243217), (353, 221858), (371, 211094), (598, 130963), (689, 113666), (706, 110929), (742, 105547), (1219, 64246), (1378, 56833), (2093, 37418), (2438, 32123), (2471, 31694), (4186, 18709), (4589, 17066), (4823, 16238), (4942, 15847), (8119, 9646), (8533, 9178)]