1290786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 2997888

約数和(自身を除く): 1707102

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 421, 438, 511, 842, 1022, 1263, 1533, 2526, 2947, 3066, 5894, 8841, 17682, 30733, 61466, 92199, 184398, 215131, 430262, 645393, 1290786]

約数ペア:

[(1, 1290786), (2, 645393), (3, 430262), (6, 215131), (7, 184398), (14, 92199), (21, 61466), (42, 30733), (73, 17682), (146, 8841), (219, 5894), (421, 3066), (438, 2947), (511, 2526), (842, 1533), (1022, 1263)]