989391447898

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{3357443}}^1$

素因数の和:3357587

約数の個数: 48

約数和(自身を含む): 1800449489664

約数和(自身を除く): 811058041766

約数列:

[1, 2, 7, 14, 31, 49, 62, 97, 98, 194, 217, 434, 679, 1358, 1519, 3007, 3038, 4753, 6014, 9506, 21049, 42098, 147343, 294686, 3357443, 6714886, 23502101, 47004202, 104080733, 164514707, 208161466, 325671971, 329029414, 651343942, 728565131, 1457130262, 2279703797, 4559407594, 5099955917, 10095831101, 10199911834, 15957926579, 20191662202, 31915853158, 70670817707, 141341635414, 494695723949, 989391447898]

約数ペア:

[(1, 989391447898), (2, 494695723949), (7, 141341635414), (14, 70670817707), (31, 31915853158), (49, 20191662202), (62, 15957926579), (97, 10199911834), (98, 10095831101), (194, 5099955917), (217, 4559407594), (434, 2279703797), (679, 1457130262), (1358, 728565131), (1519, 651343942), (3007, 329029414), (3038, 325671971), (4753, 208161466), (6014, 164514707), (9506, 104080733), (21049, 47004202), (42098, 23502101), (147343, 6714886), (294686, 3357443)]