1258740021

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{236917}}^1$

素因数の和:236961

約数の個数: 32

約数和(自身を含む): 2183436288

約数和(自身を除く): 924696267

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 236917, 710751, 1658419, 2606087, 4975257, 5449091, 7818261, 16347273, 18242609, 38143637, 54727827, 59940001, 114430911, 179820003, 419580007, 1258740021]

約数ペア:

[(1, 1258740021), (3, 419580007), (7, 179820003), (11, 114430911), (21, 59940001), (23, 54727827), (33, 38143637), (69, 18242609), (77, 16347273), (161, 7818261), (231, 5449091), (253, 4975257), (483, 2606087), (759, 1658419), (1771, 710751), (5313, 236917)]