664872894

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1758923}}^1$

素因数の和:1758941

約数の個数: 32

約数和(自身を含む): 1688567040

約数和(自身を除く): 1023694146

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1758923, 3517846, 5276769, 10553538, 12312461, 15830307, 24624922, 31660614, 36937383, 47490921, 73874766, 94981842, 110812149, 221624298, 332436447, 664872894]

約数ペア:

[(1, 664872894), (2, 332436447), (3, 221624298), (6, 110812149), (7, 94981842), (9, 73874766), (14, 47490921), (18, 36937383), (21, 31660614), (27, 24624922), (42, 15830307), (54, 12312461), (63, 10553538), (126, 5276769), (189, 3517846), (378, 1758923)]