139970042

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 226312704

約数和(自身を除く): 86342662

約数列:

[1, 2, 23, 46, 47, 94, 101, 202, 641, 1081, 1282, 2162, 2323, 4646, 4747, 9494, 14743, 29486, 30127, 60254, 64741, 109181, 129482, 218362, 692921, 1385842, 1489043, 2978086, 3042827, 6085654, 69985021, 139970042]

約数ペア:

[(1, 139970042), (2, 69985021), (23, 6085654), (46, 3042827), (47, 2978086), (94, 1489043), (101, 1385842), (202, 692921), (641, 218362), (1081, 129482), (1282, 109181), (2162, 64741), (2323, 60254), (4646, 30127), (4747, 29486), (9494, 14743)]