28739792

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:855

約数の個数: 40

約数和(自身を含む): 59422536

約数和(自身を除く): 30682744

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 157, 272, 314, 628, 673, 1256, 1346, 2512, 2669, 2692, 5338, 5384, 10676, 10768, 11441, 21352, 22882, 42704, 45764, 91528, 105661, 183056, 211322, 422644, 845288, 1690576, 1796237, 3592474, 7184948, 14369896, 28739792]

約数ペア:

[(1, 28739792), (2, 14369896), (4, 7184948), (8, 3592474), (16, 1796237), (17, 1690576), (34, 845288), (68, 422644), (136, 211322), (157, 183056), (272, 105661), (314, 91528), (628, 45764), (673, 42704), (1256, 22882), (1346, 21352), (2512, 11441), (2669, 10768), (2692, 10676), (5338, 5384)]