2188175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 3028080

約数和(自身を除く): 839905

約数列:

[1, 5, 11, 25, 55, 73, 109, 275, 365, 545, 803, 1199, 1825, 2725, 4015, 5995, 7957, 20075, 29975, 39785, 87527, 198925, 437635, 2188175]

約数ペア:

[(1, 2188175), (5, 437635), (11, 198925), (25, 87527), (55, 39785), (73, 29975), (109, 20075), (275, 7957), (365, 5995), (545, 4015), (803, 2725), (1199, 1825)]