78394939

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 99532800

約数和(自身を除く): 21137861

約数列:

[1, 7, 17, 31, 79, 119, 217, 269, 527, 553, 1343, 1883, 2449, 3689, 4573, 8339, 9401, 17143, 21251, 32011, 41633, 58373, 141763, 148757, 291431, 361267, 658781, 992341, 2528869, 4611467, 11199277, 78394939]

約数ペア:

[(1, 78394939), (7, 11199277), (17, 4611467), (31, 2528869), (79, 992341), (119, 658781), (217, 361267), (269, 291431), (527, 148757), (553, 141763), (1343, 58373), (1883, 41633), (2449, 32011), (3689, 21251), (4573, 17143), (8339, 9401)]