81995998

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{2063}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 149796864

約数和(自身を除く): 67800866

約数列:

[1, 2, 7, 14, 17, 34, 119, 167, 238, 334, 1169, 2063, 2338, 2839, 4126, 5678, 14441, 19873, 28882, 35071, 39746, 70142, 245497, 344521, 490994, 689042, 2411647, 4823294, 5856857, 11713714, 40997999, 81995998]

約数ペア:

[(1, 81995998), (2, 40997999), (7, 11713714), (14, 5856857), (17, 4823294), (34, 2411647), (119, 689042), (167, 490994), (238, 344521), (334, 245497), (1169, 70142), (2063, 39746), (2338, 35071), (2839, 28882), (4126, 19873), (5678, 14441)]