2578725

素因数分解:

$3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 4711876

約数和(自身を除く): 2133151

約数列:

[1, 3, 5, 9, 15, 25, 45, 73, 75, 157, 219, 225, 365, 471, 657, 785, 1095, 1413, 1825, 2355, 3285, 3925, 5475, 7065, 11461, 11775, 16425, 34383, 35325, 57305, 103149, 171915, 286525, 515745, 859575, 2578725]

約数ペア:

[(1, 2578725), (3, 859575), (5, 515745), (9, 286525), (15, 171915), (25, 103149), (45, 57305), (73, 35325), (75, 34383), (157, 16425), (219, 11775), (225, 11461), (365, 7065), (471, 5475), (657, 3925), (785, 3285), (1095, 2355), (1413, 1825)]