208823427

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{151651}}^1$

素因数の和:151680

約数の個数: 20

約数和(自身を含む): 330298056

約数和(自身を除く): 121474629

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 151651, 454953, 1364859, 2578067, 4094577, 7734201, 12283731, 23202603, 69607809, 208823427]

約数ペア:

[(1, 208823427), (3, 69607809), (9, 23202603), (17, 12283731), (27, 7734201), (51, 4094577), (81, 2578067), (153, 1364859), (459, 454953), (1377, 151651)]