64901739

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 110592000

約数和(自身を除く): 45690261

約数列:

[1, 3, 7, 19, 21, 29, 57, 71, 79, 87, 133, 203, 213, 237, 399, 497, 551, 553, 609, 1349, 1491, 1501, 1653, 1659, 2059, 2291, 3857, 4047, 4503, 5609, 6177, 6873, 9443, 10507, 11571, 14413, 16037, 16827, 28329, 31521, 39121, 39263, 43239, 43529, 48111, 106571, 117363, 117789, 130587, 162661, 273847, 304703, 319713, 487983, 745997, 821541, 914109, 1138627, 2237991, 3090559, 3415881, 9271677, 21633913, 64901739]

約数ペア:

[(1, 64901739), (3, 21633913), (7, 9271677), (19, 3415881), (21, 3090559), (29, 2237991), (57, 1138627), (71, 914109), (79, 821541), (87, 745997), (133, 487983), (203, 319713), (213, 304703), (237, 273847), (399, 162661), (497, 130587), (551, 117789), (553, 117363), (609, 106571), (1349, 48111), (1491, 43529), (1501, 43239), (1653, 39263), (1659, 39121), (2059, 31521), (2291, 28329), (3857, 16827), (4047, 16037), (4503, 14413), (5609, 11571), (6177, 10507), (6873, 9443)]