201998325

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{307}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 347088896

約数和(自身を除く): 145090571

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 283, 307, 465, 775, 849, 921, 1415, 1535, 2325, 4245, 4605, 7075, 7675, 8773, 9517, 21225, 23025, 26319, 28551, 43865, 47585, 86881, 131595, 142755, 219325, 237925, 260643, 434405, 657975, 713775, 1303215, 2172025, 2693311, 6516075, 8079933, 13466555, 40399665, 67332775, 201998325]

約数ペア:

[(1, 201998325), (3, 67332775), (5, 40399665), (15, 13466555), (25, 8079933), (31, 6516075), (75, 2693311), (93, 2172025), (155, 1303215), (283, 713775), (307, 657975), (465, 434405), (775, 260643), (849, 237925), (921, 219325), (1415, 142755), (1535, 131595), (2325, 86881), (4245, 47585), (4605, 43865), (7075, 28551), (7675, 26319), (8773, 23025), (9517, 21225)]