138962019

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 216000000

約数和(自身を除く): 77037981

約数列:

[1, 3, 7, 21, 89, 149, 267, 447, 499, 623, 1043, 1497, 1869, 3129, 3493, 10479, 13261, 39783, 44411, 74351, 92827, 133233, 223053, 278481, 310877, 520457, 932631, 1561371, 6617239, 19851717, 46320673, 138962019]

約数ペア:

[(1, 138962019), (3, 46320673), (7, 19851717), (21, 6617239), (89, 1561371), (149, 932631), (267, 520457), (447, 310877), (499, 278481), (623, 223053), (1043, 133233), (1497, 92827), (1869, 74351), (3129, 44411), (3493, 39783), (10479, 13261)]