2841225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 4812192

約数和(自身を除く): 1970967

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 881, 1075, 2643, 3225, 4405, 13215, 22025, 37883, 66075, 113649, 189415, 568245, 947075, 2841225]

約数ペア:

[(1, 2841225), (3, 947075), (5, 568245), (15, 189415), (25, 113649), (43, 66075), (75, 37883), (129, 22025), (215, 13215), (645, 4405), (881, 3225), (1075, 2643)]