40002501

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1103}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 66981888

約数和(自身を除く): 26979387

約数列:

[1, 3, 7, 11, 21, 33, 77, 157, 231, 471, 1099, 1103, 1727, 3297, 3309, 5181, 7721, 12089, 12133, 23163, 36267, 36399, 84931, 173171, 254793, 519513, 1212197, 1904881, 3636591, 5714643, 13334167, 40002501]

約数ペア:

[(1, 40002501), (3, 13334167), (7, 5714643), (11, 3636591), (21, 1904881), (33, 1212197), (77, 519513), (157, 254793), (231, 173171), (471, 84931), (1099, 36399), (1103, 36267), (1727, 23163), (3297, 12133), (3309, 12089), (5181, 7721)]