42321987

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{82499}}^1$

素因数の和:82527

約数の個数: 16

約数和(自身を含む): 66000000

約数和(自身を除く): 23678013

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 82499, 247497, 742491, 1567481, 2227473, 4702443, 14107329, 42321987]

約数ペア:

[(1, 42321987), (3, 14107329), (9, 4702443), (19, 2227473), (27, 1567481), (57, 742491), (171, 247497), (513, 82499)]