30666278

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 49230720

約数和(自身を除く): 18564442

約数列:

[1, 2, 41, 47, 73, 82, 94, 109, 146, 218, 1927, 2993, 3431, 3854, 4469, 5123, 5986, 6862, 7957, 8938, 10246, 15914, 140671, 210043, 281342, 326237, 373979, 420086, 652474, 747958, 15333139, 30666278]

約数ペア:

[(1, 30666278), (2, 15333139), (41, 747958), (47, 652474), (73, 420086), (82, 373979), (94, 326237), (109, 281342), (146, 210043), (218, 140671), (1927, 15914), (2993, 10246), (3431, 8938), (3854, 7957), (4469, 6862), (5123, 5986)]