89971839

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1367}}^1$

素因数の和:1547

約数の個数: 24

約数和(自身を含む): 133166592

約数和(自身を除く): 43194753

約数列:

[1, 3, 9, 71, 103, 213, 309, 639, 927, 1367, 4101, 7313, 12303, 21939, 65817, 97057, 140801, 291171, 422403, 873513, 1267209, 9996871, 29990613, 89971839]

約数ペア:

[(1, 89971839), (3, 29990613), (9, 9996871), (71, 1267209), (103, 873513), (213, 422403), (309, 291171), (639, 140801), (927, 97057), (1367, 65817), (4101, 21939), (7313, 12303)]