28706930644

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{30949}}^1$

素因数の和:31328

約数の個数: 48

約数和(自身を含む): 58055267200

約数和(自身を除く): 29348336556

約数列:

[1, 2, 4, 7, 14, 28, 157, 211, 314, 422, 628, 844, 1099, 1477, 2198, 2954, 4396, 5908, 30949, 33127, 61898, 66254, 123796, 132508, 216643, 231889, 433286, 463778, 866572, 927556, 4858993, 6530239, 9717986, 13060478, 19435972, 26120956, 34012951, 45711673, 68025902, 91423346, 136051804, 182846692, 1025247523, 2050495046, 4100990092, 7176732661, 14353465322, 28706930644]

約数ペア:

[(1, 28706930644), (2, 14353465322), (4, 7176732661), (7, 4100990092), (14, 2050495046), (28, 1025247523), (157, 182846692), (211, 136051804), (314, 91423346), (422, 68025902), (628, 45711673), (844, 34012951), (1099, 26120956), (1477, 19435972), (2198, 13060478), (2954, 9717986), (4396, 6530239), (5908, 4858993), (30949, 927556), (33127, 866572), (61898, 463778), (66254, 433286), (123796, 231889), (132508, 216643)]