978172790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{9461}}^1$

素因数の和:9693

約数の個数: 48

約数和(自身を含む): 2058098544

約数和(自身を除く): 1079925754

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 211, 245, 422, 490, 1055, 1477, 2110, 2954, 7385, 9461, 10339, 14770, 18922, 20678, 47305, 51695, 66227, 94610, 103390, 132454, 331135, 463589, 662270, 927178, 1996271, 2317945, 3992542, 4635890, 9981355, 13973897, 19962710, 27947794, 69869485, 97817279, 139738970, 195634558, 489086395, 978172790]

約数ペア:

[(1, 978172790), (2, 489086395), (5, 195634558), (7, 139738970), (10, 97817279), (14, 69869485), (35, 27947794), (49, 19962710), (70, 13973897), (98, 9981355), (211, 4635890), (245, 3992542), (422, 2317945), (490, 1996271), (1055, 927178), (1477, 662270), (2110, 463589), (2954, 331135), (7385, 132454), (9461, 103390), (10339, 94610), (14770, 66227), (18922, 51695), (20678, 47305)]