978702970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{27361}}^1$

素因数の和:27455

約数の個数: 48

約数和(自身を含む): 2077432488

約数和(自身を除く): 1098729518

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 490, 511, 730, 1022, 2555, 3577, 5110, 7154, 17885, 27361, 35770, 54722, 136805, 191527, 273610, 383054, 957635, 1340689, 1915270, 1997353, 2681378, 3994706, 6703445, 9986765, 13406890, 13981471, 19973530, 27962942, 69907355, 97870297, 139814710, 195740594, 489351485, 978702970]

約数ペア:

[(1, 978702970), (2, 489351485), (5, 195740594), (7, 139814710), (10, 97870297), (14, 69907355), (35, 27962942), (49, 19973530), (70, 13981471), (73, 13406890), (98, 9986765), (146, 6703445), (245, 3994706), (365, 2681378), (490, 1997353), (511, 1915270), (730, 1340689), (1022, 957635), (2555, 383054), (3577, 273610), (5110, 191527), (7154, 136805), (17885, 54722), (27361, 35770)]