217306323

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{3511}}^1$

素因数の和:3576

約数の個数: 36

約数和(自身を含む): 353468752

約数和(自身を除く): 136162429

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 529, 897, 1587, 2691, 3511, 4761, 6877, 10533, 20631, 31599, 45643, 61893, 80753, 136929, 242259, 410787, 726777, 1049789, 1857319, 3149367, 5571957, 9448101, 16715871, 24145147, 72435441, 217306323]

約数ペア:

[(1, 217306323), (3, 72435441), (9, 24145147), (13, 16715871), (23, 9448101), (39, 5571957), (69, 3149367), (117, 1857319), (207, 1049789), (299, 726777), (529, 410787), (897, 242259), (1587, 136929), (2691, 80753), (3511, 61893), (4761, 45643), (6877, 31599), (10533, 20631)]