166653693

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{108287}}^1$

素因数の和:108318

約数の個数: 20

約数和(自身を含む): 262056960

約数和(自身を除く): 95403267

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 108287, 324861, 974583, 2057453, 2923749, 6172359, 8771247, 18517077, 55551231, 166653693]

約数ペア:

[(1, 166653693), (3, 55551231), (9, 18517077), (19, 8771247), (27, 6172359), (57, 2923749), (81, 2057453), (171, 974583), (513, 324861), (1539, 108287)]