69471087

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1109}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 112243200

約数和(自身を除く): 42772113

約数列:

[1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 1109, 2983, 3297, 3327, 7763, 8949, 20881, 21071, 23289, 62643, 63213, 147497, 174113, 442491, 522339, 1218791, 3308147, 3656373, 9924441, 23157029, 69471087]

約数ペア:

[(1, 69471087), (3, 23157029), (7, 9924441), (19, 3656373), (21, 3308147), (57, 1218791), (133, 522339), (157, 442491), (399, 174113), (471, 147497), (1099, 63213), (1109, 62643), (2983, 23289), (3297, 21071), (3327, 20881), (7763, 8949)]