130721903

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 153062784

約数和(自身を除く): 22340881

約数列:

[1, 13, 23, 53, 73, 113, 299, 689, 949, 1219, 1469, 1679, 2599, 3869, 5989, 8249, 15847, 21827, 33787, 50297, 77857, 88987, 107237, 137747, 189727, 437197, 1156831, 1790711, 2466451, 5683561, 10055531, 130721903]

約数ペア:

[(1, 130721903), (13, 10055531), (23, 5683561), (53, 2466451), (73, 1790711), (113, 1156831), (299, 437197), (689, 189727), (949, 137747), (1219, 107237), (1469, 88987), (1679, 77857), (2599, 50297), (3869, 33787), (5989, 21827), (8249, 15847)]