17961237

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^2\times {\mathrm{113}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 31774080

約数和(自身を除く): 13812843

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 113, 189, 203, 261, 339, 609, 783, 791, 841, 1017, 1827, 2373, 2523, 3051, 3277, 5481, 5887, 7119, 7569, 9831, 17661, 21357, 22707, 22939, 29493, 52983, 68817, 88479, 95033, 158949, 206451, 285099, 619353, 665231, 855297, 1995693, 2565891, 5987079, 17961237]

約数ペア:

[(1, 17961237), (3, 5987079), (7, 2565891), (9, 1995693), (21, 855297), (27, 665231), (29, 619353), (63, 285099), (87, 206451), (113, 158949), (189, 95033), (203, 88479), (261, 68817), (339, 52983), (609, 29493), (783, 22939), (791, 22707), (841, 21357), (1017, 17661), (1827, 9831), (2373, 7569), (2523, 7119), (3051, 5887), (3277, 5481)]