313315888

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{455401}}^1$

素因数の和:455452

約数の個数: 20

約数和(自身を含む): 621168328

約数和(自身を除く): 307852440

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 455401, 910802, 1821604, 3643208, 7286416, 19582243, 39164486, 78328972, 156657944, 313315888]

約数ペア:

[(1, 313315888), (2, 156657944), (4, 78328972), (8, 39164486), (16, 19582243), (43, 7286416), (86, 3643208), (172, 1821604), (344, 910802), (688, 455401)]