28123214

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{613}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 50397120

約数和(自身を除く): 22273906

約数列:

[1, 2, 7, 14, 29, 58, 113, 203, 226, 406, 613, 791, 1226, 1582, 3277, 4291, 6554, 8582, 17777, 22939, 35554, 45878, 69269, 124439, 138538, 248878, 484883, 969766, 2008801, 4017602, 14061607, 28123214]

約数ペア:

[(1, 28123214), (2, 14061607), (7, 4017602), (14, 2008801), (29, 969766), (58, 484883), (113, 248878), (203, 138538), (226, 124439), (406, 69269), (613, 45878), (791, 35554), (1226, 22939), (1582, 17777), (3277, 8582), (4291, 6554)]