7978446

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{21107}}^1$

素因数の和:21125

約数の個数: 32

約数和(自身を含む): 20263680

約数和(自身を除く): 12285234

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 21107, 42214, 63321, 126642, 147749, 189963, 295498, 379926, 443247, 569889, 886494, 1139778, 1329741, 2659482, 3989223, 7978446]

約数ペア:

[(1, 7978446), (2, 3989223), (3, 2659482), (6, 1329741), (7, 1139778), (9, 886494), (14, 569889), (18, 443247), (21, 379926), (27, 295498), (42, 189963), (54, 147749), (63, 126642), (126, 63321), (189, 42214), (378, 21107)]