20161655997

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{707501}}^1$

素因数の和:707593

約数の個数: 32

約数和(自身を含む): 32601692160

約数和(自身を除く): 12440036163

約数列:

[1, 3, 7, 21, 23, 59, 69, 161, 177, 413, 483, 1239, 1357, 4071, 9499, 28497, 707501, 2122503, 4952507, 14857521, 16272523, 41742559, 48817569, 113907661, 125227677, 292197913, 341722983, 876593739, 960078857, 2880236571, 6720551999, 20161655997]

約数ペア:

[(1, 20161655997), (3, 6720551999), (7, 2880236571), (21, 960078857), (23, 876593739), (59, 341722983), (69, 292197913), (161, 125227677), (177, 113907661), (413, 48817569), (483, 41742559), (1239, 16272523), (1357, 14857521), (4071, 4952507), (9499, 2122503), (28497, 707501)]