28531278

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{3323}}^1$

素因数の和:3390

約数の個数: 40

約数和(自身を含む): 65157048

約数和(自身を除く): 36625770

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2862, 3323, 4293, 6646, 8586, 9969, 19938, 29907, 59814, 89721, 176119, 179442, 269163, 352238, 528357, 538326, 1056714, 1585071, 3170142, 4755213, 9510426, 14265639, 28531278]

約数ペア:

[(1, 28531278), (2, 14265639), (3, 9510426), (6, 4755213), (9, 3170142), (18, 1585071), (27, 1056714), (53, 538326), (54, 528357), (81, 352238), (106, 269163), (159, 179442), (162, 176119), (318, 89721), (477, 59814), (954, 29907), (1431, 19938), (2862, 9969), (3323, 8586), (4293, 6646)]