15338979

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 23103392

約数和(自身を除く): 7764413

約数列:

[1, 3, 9, 37, 73, 111, 219, 333, 631, 657, 1893, 2701, 5679, 8103, 23347, 24309, 46063, 70041, 138189, 210123, 414567, 1704331, 5112993, 15338979]

約数ペア:

[(1, 15338979), (3, 5112993), (9, 1704331), (37, 414567), (73, 210123), (111, 138189), (219, 70041), (333, 46063), (631, 24309), (657, 23347), (1893, 8103), (2701, 5679)]