289404784

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{29221}}^1$

素因数の和:29848

約数の個数: 20

約数和(自身を含む): 561646840

約数和(自身を除く): 272242056

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2476, 4952, 9904, 29221, 58442, 116884, 233768, 467536, 18087799, 36175598, 72351196, 144702392, 289404784]

約数ペア:

[(1, 289404784), (2, 144702392), (4, 72351196), (8, 36175598), (16, 18087799), (619, 467536), (1238, 233768), (2476, 116884), (4952, 58442), (9904, 29221)]