78216894

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{206923}}^1$

素因数の和:206941

約数の個数: 32

約数和(自身を含む): 198647040

約数和(自身を除く): 120430146

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 206923, 413846, 620769, 1241538, 1448461, 1862307, 2896922, 3724614, 4345383, 5586921, 8690766, 11173842, 13036149, 26072298, 39108447, 78216894]

約数ペア:

[(1, 78216894), (2, 39108447), (3, 26072298), (6, 13036149), (7, 11173842), (9, 8690766), (14, 5586921), (18, 4345383), (21, 3724614), (27, 2896922), (42, 1862307), (54, 1448461), (63, 1241538), (126, 620769), (189, 413846), (378, 206923)]