138351605

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4397}}^1$

素因数の和:4469

約数の個数: 32

約数和(自身を含む): 202659840

約数和(自身を除く): 64308235

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 899, 1015, 1085, 4397, 4495, 6293, 21985, 30779, 31465, 127513, 136307, 153895, 637565, 681535, 892591, 954149, 3952903, 4462955, 4770745, 19764515, 27670321, 138351605]

約数ペア:

[(1, 138351605), (5, 27670321), (7, 19764515), (29, 4770745), (31, 4462955), (35, 3952903), (145, 954149), (155, 892591), (203, 681535), (217, 637565), (899, 153895), (1015, 136307), (1085, 127513), (4397, 31465), (4495, 30779), (6293, 21985)]