171880023

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4441}}^1$

素因数の和:4567

約数の個数: 32

約数和(自身を含む): 278602240

約数和(自身を除く): 106722217

約数列:

[1, 3, 7, 19, 21, 57, 97, 133, 291, 399, 679, 1843, 2037, 4441, 5529, 12901, 13323, 31087, 38703, 84379, 93261, 253137, 430777, 590653, 1292331, 1771959, 3015439, 8184763, 9046317, 24554289, 57293341, 171880023]

約数ペア:

[(1, 171880023), (3, 57293341), (7, 24554289), (19, 9046317), (21, 8184763), (57, 3015439), (97, 1771959), (133, 1292331), (291, 590653), (399, 430777), (679, 253137), (1843, 93261), (2037, 84379), (4441, 38703), (5529, 31087), (12901, 13323)]