214815525

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 367536000

約数和(自身を除く): 152720475

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 185, 199, 389, 555, 597, 925, 995, 1167, 1945, 2775, 2985, 4975, 5835, 7363, 9725, 14393, 14925, 22089, 29175, 36815, 43179, 71965, 77411, 110445, 184075, 215895, 232233, 359825, 387055, 552225, 1079475, 1161165, 1935275, 2864207, 5805825, 8592621, 14321035, 42963105, 71605175, 214815525]

約数ペア:

[(1, 214815525), (3, 71605175), (5, 42963105), (15, 14321035), (25, 8592621), (37, 5805825), (75, 2864207), (111, 1935275), (185, 1161165), (199, 1079475), (389, 552225), (555, 387055), (597, 359825), (925, 232233), (995, 215895), (1167, 184075), (1945, 110445), (2775, 77411), (2985, 71965), (4975, 43179), (5835, 36815), (7363, 29175), (9725, 22089), (14393, 14925)]