61940781

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3767}}^1$

素因数の和:3815

約数の個数: 40

約数和(自身を含む): 109422720

約数和(自身を除く): 47481939

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1827, 2349, 3767, 5481, 11301, 16443, 26369, 33903, 79107, 101709, 109243, 237321, 305127, 327729, 711963, 764701, 983187, 2135889, 2294103, 2949561, 6882309, 8848683, 20646927, 61940781]

約数ペア:

[(1, 61940781), (3, 20646927), (7, 8848683), (9, 6882309), (21, 2949561), (27, 2294103), (29, 2135889), (63, 983187), (81, 764701), (87, 711963), (189, 327729), (203, 305127), (261, 237321), (567, 109243), (609, 101709), (783, 79107), (1827, 33903), (2349, 26369), (3767, 16443), (5481, 11301)]