215314892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{29789}}^1$

素因数の和:29945

約数の個数: 24

約数和(自身を含む): 408718800

約数和(自身を除く): 193403908

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 29789, 59578, 119156, 387257, 774514, 1549028, 4140671, 8281342, 16562684, 53828723, 107657446, 215314892]

約数ペア:

[(1, 215314892), (2, 107657446), (4, 53828723), (13, 16562684), (26, 8281342), (52, 4140671), (139, 1549028), (278, 774514), (556, 387257), (1807, 119156), (3614, 59578), (7228, 29789)]