1215204075

素因数分解:

$3^2\times 5^2\times {\mathrm{191}}^1\times {\mathrm{28277}}^1$

素因数の和:28484

約数の個数: 36

約数和(自身を含む): 2188038528

約数和(自身を除く): 972834453

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 191, 225, 573, 955, 1719, 2865, 4775, 8595, 14325, 28277, 42975, 84831, 141385, 254493, 424155, 706925, 1272465, 2120775, 5400907, 6362325, 16202721, 27004535, 48608163, 81013605, 135022675, 243040815, 405068025, 1215204075]

約数ペア:

[(1, 1215204075), (3, 405068025), (5, 243040815), (9, 135022675), (15, 81013605), (25, 48608163), (45, 27004535), (75, 16202721), (191, 6362325), (225, 5400907), (573, 2120775), (955, 1272465), (1719, 706925), (2865, 424155), (4775, 254493), (8595, 141385), (14325, 84831), (28277, 42975)]