177644817

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 302859648

約数和(自身を除く): 125214831

約数列:

[1, 3, 7, 9, 21, 53, 63, 83, 159, 249, 371, 477, 581, 641, 747, 1113, 1743, 1923, 3339, 4399, 4487, 5229, 5769, 13197, 13461, 30793, 33973, 39591, 40383, 53203, 92379, 101919, 159609, 237811, 277137, 305757, 372421, 478827, 713433, 1117263, 2140299, 2819759, 3351789, 8459277, 19738313, 25377831, 59214939, 177644817]

約数ペア:

[(1, 177644817), (3, 59214939), (7, 25377831), (9, 19738313), (21, 8459277), (53, 3351789), (63, 2819759), (83, 2140299), (159, 1117263), (249, 713433), (371, 478827), (477, 372421), (581, 305757), (641, 277137), (747, 237811), (1113, 159609), (1743, 101919), (1923, 92379), (3339, 53203), (4399, 40383), (4487, 39591), (5229, 33973), (5769, 30793), (13197, 13461)]