66198715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1299

約数の個数: 32

約数和(自身を含む): 92606976

約数和(自身を除く): 26408261

約数列:

[1, 5, 11, 23, 43, 55, 115, 215, 253, 473, 989, 1217, 1265, 2365, 4945, 6085, 10879, 13387, 27991, 52331, 54395, 66935, 139955, 261655, 307901, 575641, 1203613, 1539505, 2878205, 6018065, 13239743, 66198715]

約数ペア:

[(1, 66198715), (5, 13239743), (11, 6018065), (23, 2878205), (43, 1539505), (55, 1203613), (115, 575641), (215, 307901), (253, 261655), (473, 139955), (989, 66935), (1217, 54395), (1265, 52331), (2365, 27991), (4945, 13387), (6085, 10879)]