2191425

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 3690240

約数和(自身を除く): 1498815

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 479, 915, 1437, 1525, 2395, 4575, 7185, 11975, 29219, 35925, 87657, 146095, 438285, 730475, 2191425]

約数ペア:

[(1, 2191425), (3, 730475), (5, 438285), (15, 146095), (25, 87657), (61, 35925), (75, 29219), (183, 11975), (305, 7185), (479, 4575), (915, 2395), (1437, 1525)]