890809941

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{39241}}^1$

素因数の和:39321

約数の個数: 32

約数和(自身を含む): 1446617088

約数和(自身を除く): 555807147

約数列:

[1, 3, 7, 21, 23, 47, 69, 141, 161, 329, 483, 987, 1081, 3243, 7567, 22701, 39241, 117723, 274687, 824061, 902543, 1844327, 2707629, 5532981, 6317801, 12910289, 18953403, 38730867, 42419521, 127258563, 296936647, 890809941]

約数ペア:

[(1, 890809941), (3, 296936647), (7, 127258563), (21, 42419521), (23, 38730867), (47, 18953403), (69, 12910289), (141, 6317801), (161, 5532981), (329, 2707629), (483, 1844327), (987, 902543), (1081, 824061), (3243, 274687), (7567, 117723), (22701, 39241)]