1242768519

素因数分解:

$3^2\times {\mathrm{223}}^1\times {\mathrm{251}}^1\times {\mathrm{2467}}^1$

素因数の和:2947

約数の個数: 24

約数和(自身を含む): 1811077632

約数和(自身を除く): 568309113

約数列:

[1, 3, 9, 223, 251, 669, 753, 2007, 2259, 2467, 7401, 22203, 55973, 167919, 503757, 550141, 619217, 1650423, 1857651, 4951269, 5572953, 138085391, 414256173, 1242768519]

約数ペア:

[(1, 1242768519), (3, 414256173), (9, 138085391), (223, 5572953), (251, 4951269), (669, 1857651), (753, 1650423), (2007, 619217), (2259, 550141), (2467, 503757), (7401, 167919), (22203, 55973)]