216255208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{29287}}^1$

素因数の和:29377

約数の個数: 32

約数和(自身を含む): 442834560

約数和(自身を除く): 226579352

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 29287, 58574, 117148, 234296, 380731, 761462, 1522924, 2079377, 3045848, 4158754, 8317508, 16635016, 27031901, 54063802, 108127604, 216255208]

約数ペア:

[(1, 216255208), (2, 108127604), (4, 54063802), (8, 27031901), (13, 16635016), (26, 8317508), (52, 4158754), (71, 3045848), (104, 2079377), (142, 1522924), (284, 761462), (568, 380731), (923, 234296), (1846, 117148), (3692, 58574), (7384, 29287)]