201252681

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20879}}^1$

素因数の和:20915

約数の個数: 40

約数和(自身を含む): 363813120

約数和(自身を除く): 162560439

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 9639, 20879, 62637, 146153, 187911, 354943, 438459, 563733, 1064829, 1315377, 1691199, 2484601, 3194487, 3946131, 7453803, 9583461, 11838393, 22361409, 28750383, 67084227, 201252681]

約数ペア:

[(1, 201252681), (3, 67084227), (7, 28750383), (9, 22361409), (17, 11838393), (21, 9583461), (27, 7453803), (51, 3946131), (63, 3194487), (81, 2484601), (119, 1691199), (153, 1315377), (189, 1064829), (357, 563733), (459, 438459), (567, 354943), (1071, 187911), (1377, 146153), (3213, 62637), (9639, 20879)]