201566728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{32261}}^1$

素因数の和:32349

約数の個数: 32

約数和(自身を含む): 418115520

約数和(自身を除く): 216548792

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 6248, 32261, 64522, 129044, 258088, 354871, 709742, 1419484, 2290531, 2838968, 4581062, 9162124, 18324248, 25195841, 50391682, 100783364, 201566728]

約数ペア:

[(1, 201566728), (2, 100783364), (4, 50391682), (8, 25195841), (11, 18324248), (22, 9162124), (44, 4581062), (71, 2838968), (88, 2290531), (142, 1419484), (284, 709742), (568, 354871), (781, 258088), (1562, 129044), (3124, 64522), (6248, 32261)]