718639028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{55331}}^1$

素因数の和:55543

約数の個数: 24

約数和(自身を含む): 1338591744

約数和(自身を除く): 619952716

約数列:

[1, 2, 4, 17, 34, 68, 191, 382, 764, 3247, 6494, 12988, 55331, 110662, 221324, 940627, 1881254, 3762508, 10568221, 21136442, 42272884, 179659757, 359319514, 718639028]

約数ペア:

[(1, 718639028), (2, 359319514), (4, 179659757), (17, 42272884), (34, 21136442), (68, 10568221), (191, 3762508), (382, 1881254), (764, 940627), (3247, 221324), (6494, 110662), (12988, 55331)]