20171655497

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{277}}^1\times {\mathrm{857}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 23661580800

約数和(自身を除く): 3489925303

約数列:

[1, 7, 61, 199, 277, 427, 857, 1393, 1939, 5999, 12139, 16897, 52277, 55123, 84973, 118279, 170543, 237389, 365939, 385861, 1193801, 1661723, 3362503, 10403123, 14480729, 23537521, 47240411, 72821861, 101365103, 330682877, 2881665071, 20171655497]

約数ペア:

[(1, 20171655497), (7, 2881665071), (61, 330682877), (199, 101365103), (277, 72821861), (427, 47240411), (857, 23537521), (1393, 14480729), (1939, 10403123), (5999, 3362503), (12139, 1661723), (16897, 1193801), (52277, 385861), (55123, 365939), (84973, 237389), (118279, 170543)]