216816

素因数分解:

$2^4\times 3^1\times {\mathrm{4517}}^1$

素因数の和:4528

約数の個数: 20

約数和(自身を含む): 560232

約数和(自身を除く): 343416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 4517, 9034, 13551, 18068, 27102, 36136, 54204, 72272, 108408, 216816]

約数ペア:

[(1, 216816), (2, 108408), (3, 72272), (4, 54204), (6, 36136), (8, 27102), (12, 18068), (16, 13551), (24, 9034), (48, 4517)]