80478741

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1283}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 128194560

約数和(自身を除く): 47715819

約数列:

[1, 3, 7, 21, 29, 87, 103, 203, 309, 609, 721, 1283, 2163, 2987, 3849, 8961, 8981, 20909, 26943, 37207, 62727, 111621, 132149, 260449, 396447, 781347, 925043, 2775129, 3832321, 11496963, 26826247, 80478741]

約数ペア:

[(1, 80478741), (3, 26826247), (7, 11496963), (21, 3832321), (29, 2775129), (87, 925043), (103, 781347), (203, 396447), (309, 260449), (609, 132149), (721, 111621), (1283, 62727), (2163, 37207), (2987, 26943), (3849, 20909), (8961, 8981)]