994807515455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1\times {\mathrm{520339}}^1$

素因数の和:520863

約数の個数: 32

約数和(自身を含む): 1307760115200

約数和(自身を除く): 312952599745

約数列:

[1, 5, 13, 65, 67, 335, 439, 871, 2195, 4355, 5707, 28535, 29413, 147065, 382369, 520339, 1911845, 2601695, 6764407, 33822035, 34862713, 174313565, 228428821, 453215269, 1142144105, 2266076345, 2969574673, 14847873365, 15304731007, 76523655035, 198961503091, 994807515455]

約数ペア:

[(1, 994807515455), (5, 198961503091), (13, 76523655035), (65, 15304731007), (67, 14847873365), (335, 2969574673), (439, 2266076345), (871, 1142144105), (2195, 453215269), (4355, 228428821), (5707, 174313565), (28535, 34862713), (29413, 33822035), (147065, 6764407), (382369, 2601695), (520339, 1911845)]