207926579

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 253808640

約数和(自身を除く): 45882061

約数列:

[1, 7, 31, 53, 101, 179, 217, 371, 707, 1253, 1643, 3131, 5353, 5549, 9487, 11501, 18079, 21917, 37471, 38843, 66409, 126553, 165943, 294097, 560449, 958187, 1161601, 2058679, 3923143, 6707309, 29703797, 207926579]

約数ペア:

[(1, 207926579), (7, 29703797), (31, 6707309), (53, 3923143), (101, 2058679), (179, 1161601), (217, 958187), (371, 560449), (707, 294097), (1253, 165943), (1643, 126553), (3131, 66409), (5353, 38843), (5549, 37471), (9487, 21917), (11501, 18079)]