287889085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2969}}^1$

素因数の和:3069

約数の個数: 32

約数和(自身を含む): 395176320

約数和(自身を除く): 107287235

約数列:

[1, 5, 11, 41, 43, 55, 205, 215, 451, 473, 1763, 2255, 2365, 2969, 8815, 14845, 19393, 32659, 96965, 121729, 127667, 163295, 608645, 638335, 1339019, 1404337, 5234347, 6695095, 7021685, 26171735, 57577817, 287889085]

約数ペア:

[(1, 287889085), (5, 57577817), (11, 26171735), (41, 7021685), (43, 6695095), (55, 5234347), (205, 1404337), (215, 1339019), (451, 638335), (473, 608645), (1763, 163295), (2255, 127667), (2365, 121729), (2969, 96965), (8815, 32659), (14845, 19393)]