8991290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11677}}^1$

素因数の和:11702

約数の個数: 32

約数和(自身を含む): 20179584

約数和(自身を除く): 11188294

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 11677, 23354, 58385, 81739, 116770, 128447, 163478, 256894, 408695, 642235, 817390, 899129, 1284470, 1798258, 4495645, 8991290]

約数ペア:

[(1, 8991290), (2, 4495645), (5, 1798258), (7, 1284470), (10, 899129), (11, 817390), (14, 642235), (22, 408695), (35, 256894), (55, 163478), (70, 128447), (77, 116770), (110, 81739), (154, 58385), (385, 23354), (770, 11677)]