201172906

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1\times {\mathrm{2137}}^1$

素因数の和:2550

約数の個数: 24

約数和(自身を含む): 332694180

約数和(自身を除く): 131521274

約数列:

[1, 2, 11, 22, 121, 242, 389, 778, 2137, 4274, 4279, 8558, 23507, 47014, 47069, 94138, 258577, 517154, 831293, 1662586, 9144223, 18288446, 100586453, 201172906]

約数ペア:

[(1, 201172906), (2, 100586453), (11, 18288446), (22, 9144223), (121, 1662586), (242, 831293), (389, 517154), (778, 258577), (2137, 94138), (4274, 47069), (4279, 47014), (8558, 23507)]