243068931

素因数分解:

$3^4\times 7^1\times {\mathrm{428693}}^1$

素因数の和:428712

約数の個数: 20

約数和(自身を含む): 414975792

約数和(自身を除く): 171906861

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 428693, 1286079, 3000851, 3858237, 9002553, 11574711, 27007659, 34724133, 81022977, 243068931]

約数ペア:

[(1, 243068931), (3, 81022977), (7, 34724133), (9, 27007659), (21, 11574711), (27, 9002553), (63, 3858237), (81, 3000851), (189, 1286079), (567, 428693)]