289327612

素因数分解:

$2^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{20543}}^1$

素因数の和:21057

約数の個数: 24

約数和(自身を含む): 579833856

約数和(自身を除く): 290506244

約数列:

[1, 2, 4, 7, 14, 28, 503, 1006, 2012, 3521, 7042, 14084, 20543, 41086, 82172, 143801, 287602, 575204, 10333129, 20666258, 41332516, 72331903, 144663806, 289327612]

約数ペア:

[(1, 289327612), (2, 144663806), (4, 72331903), (7, 41332516), (14, 20666258), (28, 10333129), (503, 575204), (1006, 287602), (2012, 143801), (3521, 82172), (7042, 41086), (14084, 20543)]