2478225

素因数分解:

$3^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 4142592

約数和(自身を除く): 1664367

約数列:

[1, 3, 5, 15, 25, 75, 173, 191, 519, 573, 865, 955, 2595, 2865, 4325, 4775, 12975, 14325, 33043, 99129, 165215, 495645, 826075, 2478225]

約数ペア:

[(1, 2478225), (3, 826075), (5, 495645), (15, 165215), (25, 99129), (75, 33043), (173, 14325), (191, 12975), (519, 4775), (573, 4325), (865, 2865), (955, 2595)]