243148971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 357315840

約数和(自身を除く): 114166869

約数列:

[1, 3, 13, 39, 59, 177, 251, 421, 753, 767, 1263, 2301, 3263, 5473, 9789, 14809, 16419, 24839, 44427, 74517, 105671, 192517, 317013, 322907, 577551, 968721, 1373723, 4121169, 6234589, 18703767, 81049657, 243148971]

約数ペア:

[(1, 243148971), (3, 81049657), (13, 18703767), (39, 6234589), (59, 4121169), (177, 1373723), (251, 968721), (421, 577551), (753, 322907), (767, 317013), (1263, 192517), (2301, 105671), (3263, 74517), (5473, 44427), (9789, 24839), (14809, 16419)]