1909325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 2651616

約数和(自身を除く): 742291

約数列:

[1, 5, 11, 25, 53, 55, 131, 265, 275, 583, 655, 1325, 1441, 2915, 3275, 6943, 7205, 14575, 34715, 36025, 76373, 173575, 381865, 1909325]

約数ペア:

[(1, 1909325), (5, 381865), (11, 173575), (25, 76373), (53, 36025), (55, 34715), (131, 14575), (265, 7205), (275, 6943), (583, 3275), (655, 2915), (1325, 1441)]