66387699

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^2\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 54

約数和(自身を含む): 116173980

約数和(自身を除く): 49786281

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 179, 203, 261, 441, 537, 609, 841, 1253, 1421, 1611, 1827, 2523, 3759, 4263, 5191, 5887, 7569, 8771, 11277, 12789, 15573, 17661, 26313, 36337, 41209, 46719, 52983, 78939, 109011, 123627, 150539, 254359, 327033, 370881, 451617, 763077, 1053773, 1354851, 2289231, 3161319, 7376411, 9483957, 22129233, 66387699]

約数ペア:

[(1, 66387699), (3, 22129233), (7, 9483957), (9, 7376411), (21, 3161319), (29, 2289231), (49, 1354851), (63, 1053773), (87, 763077), (147, 451617), (179, 370881), (203, 327033), (261, 254359), (441, 150539), (537, 123627), (609, 109011), (841, 78939), (1253, 52983), (1421, 46719), (1611, 41209), (1827, 36337), (2523, 26313), (3759, 17661), (4263, 15573), (5191, 12789), (5887, 11277), (7569, 8771)]