86172009

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{7937}}^1$

素因数の和:8005

約数の個数: 32

約数和(自身を含む): 146313216

約数和(自身を除く): 60141207

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 3619, 7937, 10857, 23811, 55559, 87307, 166677, 261921, 373039, 611149, 1119117, 1833447, 2611273, 4103429, 7833819, 12310287, 28724003, 86172009]

約数ペア:

[(1, 86172009), (3, 28724003), (7, 12310287), (11, 7833819), (21, 4103429), (33, 2611273), (47, 1833447), (77, 1119117), (141, 611149), (231, 373039), (329, 261921), (517, 166677), (987, 87307), (1551, 55559), (3619, 23811), (7937, 10857)]