127945804959

素因数分解:

$3^4\times 7^1\times {\mathrm{349}}^1\times {\mathrm{646573}}^1$

素因数の和:646941

約数の個数: 40

約数和(自身を含む): 219059271200

約数和(自身を除く): 91113466241

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 349, 567, 1047, 2443, 3141, 7329, 9423, 21987, 28269, 65961, 197883, 646573, 1939719, 4526011, 5819157, 13578033, 17457471, 40734099, 52372413, 122202297, 225653977, 366606891, 676961931, 1579577839, 2030885793, 4738733517, 6092657379, 14216200551, 18277972137, 42648601653, 127945804959]

約数ペア:

[(1, 127945804959), (3, 42648601653), (7, 18277972137), (9, 14216200551), (21, 6092657379), (27, 4738733517), (63, 2030885793), (81, 1579577839), (189, 676961931), (349, 366606891), (567, 225653977), (1047, 122202297), (2443, 52372413), (3141, 40734099), (7329, 17457471), (9423, 13578033), (21987, 5819157), (28269, 4526011), (65961, 1939719), (197883, 646573)]