40570281

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{28351}}^1$

素因数の和:28413

約数の個数: 16

約数和(自身を含む): 61240320

約数和(自身を除く): 20670039

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 28351, 85053, 255159, 765477, 1502603, 4507809, 13523427, 40570281]

約数ペア:

[(1, 40570281), (3, 13523427), (9, 4507809), (27, 1502603), (53, 765477), (159, 255159), (477, 85053), (1431, 28351)]