209710201

素因数分解:

${\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 225264960

約数和(自身を除く): 15554759

約数列:

[1, 19, 67, 257, 641, 1273, 4883, 12179, 17219, 42947, 164737, 327161, 815993, 3130003, 11037379, 209710201]

約数ペア:

[(1, 209710201), (19, 11037379), (67, 3130003), (257, 815993), (641, 327161), (1273, 164737), (4883, 42947), (12179, 17219)]