215518316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{243799}}^1$

素因数の和:243833

約数の個数: 24

約数和(自身を含む): 430063200

約数和(自身を除く): 214544884

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 243799, 487598, 975196, 3169387, 4144583, 6338774, 8289166, 12677548, 16578332, 53879579, 107759158, 215518316]

約数ペア:

[(1, 215518316), (2, 107759158), (4, 53879579), (13, 16578332), (17, 12677548), (26, 8289166), (34, 6338774), (52, 4144583), (68, 3169387), (221, 975196), (442, 487598), (884, 243799)]