66940362

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{52379}}^1$

素因数の和:52458

約数の個数: 24

約数和(自身を含む): 147083040

約数和(自身を除く): 80142678

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 52379, 104758, 157137, 314274, 471411, 942822, 3718909, 7437818, 11156727, 22313454, 33470181, 66940362]

約数ペア:

[(1, 66940362), (2, 33470181), (3, 22313454), (6, 11156727), (9, 7437818), (18, 3718909), (71, 942822), (142, 471411), (213, 314274), (426, 157137), (639, 104758), (1278, 52379)]