16257990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{77419}}^1$

素因数の和:77436

約数の個数: 32

約数和(自身を含む): 44593920

約数和(自身を除く): 28335930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 77419, 154838, 232257, 387095, 464514, 541933, 774190, 1083866, 1161285, 1625799, 2322570, 2709665, 3251598, 5419330, 8128995, 16257990]

約数ペア:

[(1, 16257990), (2, 8128995), (3, 5419330), (5, 3251598), (6, 2709665), (7, 2322570), (10, 1625799), (14, 1161285), (15, 1083866), (21, 774190), (30, 541933), (35, 464514), (42, 387095), (70, 232257), (105, 154838), (210, 77419)]