138505494

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1373}}^1$

素因数の和:1461

約数の個数: 64

約数和(自身を含む): 313403904

約数和(自身を除く): 174898410

約数列:

[1, 2, 3, 6, 17, 23, 34, 43, 46, 51, 69, 86, 102, 129, 138, 258, 391, 731, 782, 989, 1173, 1373, 1462, 1978, 2193, 2346, 2746, 2967, 4119, 4386, 5934, 8238, 16813, 23341, 31579, 33626, 46682, 50439, 59039, 63158, 70023, 94737, 100878, 118078, 140046, 177117, 189474, 354234, 536843, 1003663, 1073686, 1357897, 1610529, 2007326, 2715794, 3010989, 3221058, 4073691, 6021978, 8147382, 23084249, 46168498, 69252747, 138505494]

約数ペア:

[(1, 138505494), (2, 69252747), (3, 46168498), (6, 23084249), (17, 8147382), (23, 6021978), (34, 4073691), (43, 3221058), (46, 3010989), (51, 2715794), (69, 2007326), (86, 1610529), (102, 1357897), (129, 1073686), (138, 1003663), (258, 536843), (391, 354234), (731, 189474), (782, 177117), (989, 140046), (1173, 118078), (1373, 100878), (1462, 94737), (1978, 70023), (2193, 63158), (2346, 59039), (2746, 50439), (2967, 46682), (4119, 33626), (4386, 31579), (5934, 23341), (8238, 16813)]