7839890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 15116544

約数和(自身を除く): 7276654

約数列:

[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 431, 535, 862, 1070, 1819, 2155, 3638, 4310, 7327, 9095, 14654, 18190, 36635, 46117, 73270, 92234, 230585, 461170, 783989, 1567978, 3919945, 7839890]

約数ペア:

[(1, 7839890), (2, 3919945), (5, 1567978), (10, 783989), (17, 461170), (34, 230585), (85, 92234), (107, 73270), (170, 46117), (214, 36635), (431, 18190), (535, 14654), (862, 9095), (1070, 7327), (1819, 4310), (2155, 3638)]