215513872

素因数分解:

$2^4\times 7^1\times {\mathrm{1924231}}^1$

素因数の和:1924246

約数の個数: 20

約数和(自身を含む): 477209536

約数和(自身を除く): 261695664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1924231, 3848462, 7696924, 13469617, 15393848, 26939234, 30787696, 53878468, 107756936, 215513872]

約数ペア:

[(1, 215513872), (2, 107756936), (4, 53878468), (7, 30787696), (8, 26939234), (14, 15393848), (16, 13469617), (28, 7696924), (56, 3848462), (112, 1924231)]