395514

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 1015872

約数和(自身を除く): 620358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 73, 86, 126, 129, 146, 219, 258, 301, 387, 438, 511, 602, 657, 774, 903, 1022, 1314, 1533, 1806, 2709, 3066, 3139, 4599, 5418, 6278, 9198, 9417, 18834, 21973, 28251, 43946, 56502, 65919, 131838, 197757, 395514]

約数ペア:

[(1, 395514), (2, 197757), (3, 131838), (6, 65919), (7, 56502), (9, 43946), (14, 28251), (18, 21973), (21, 18834), (42, 9417), (43, 9198), (63, 6278), (73, 5418), (86, 4599), (126, 3139), (129, 3066), (146, 2709), (219, 1806), (258, 1533), (301, 1314), (387, 1022), (438, 903), (511, 774), (602, 657)]