289773729

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{75403}}^1$

素因数の和:75477

約数の個数: 24

約数和(自身を含む): 486204992

約数和(自身を除く): 196431263

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 75403, 226209, 527821, 678627, 1583463, 4599583, 4750389, 13798749, 32197081, 41396247, 96591243, 289773729]

約数ペア:

[(1, 289773729), (3, 96591243), (7, 41396247), (9, 32197081), (21, 13798749), (61, 4750389), (63, 4599583), (183, 1583463), (427, 678627), (549, 527821), (1281, 226209), (3843, 75403)]