172315978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1699}}^1$

素因数の和:1894

約数の個数: 32

約数和(自身を含む): 290088000

約数和(自身を除く): 117772022

約数列:

[1, 2, 17, 19, 34, 38, 157, 314, 323, 646, 1699, 2669, 2983, 3398, 5338, 5966, 28883, 32281, 50711, 57766, 64562, 101422, 266743, 533486, 548777, 1097554, 4534631, 5068117, 9069262, 10136234, 86157989, 172315978]

約数ペア:

[(1, 172315978), (2, 86157989), (17, 10136234), (19, 9069262), (34, 5068117), (38, 4534631), (157, 1097554), (314, 548777), (323, 533486), (646, 266743), (1699, 101422), (2669, 64562), (2983, 57766), (3398, 50711), (5338, 32281), (5966, 28883)]