81811248

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{27941}}^1$

素因数の和:28013

約数の個数: 40

約数和(自身を含む): 214818096

約数和(自身を除く): 133006848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 27941, 55882, 83823, 111764, 167646, 223528, 335292, 447056, 670584, 1341168, 1704401, 3408802, 5113203, 6817604, 10226406, 13635208, 20452812, 27270416, 40905624, 81811248]

約数ペア:

[(1, 81811248), (2, 40905624), (3, 27270416), (4, 20452812), (6, 13635208), (8, 10226406), (12, 6817604), (16, 5113203), (24, 3408802), (48, 1704401), (61, 1341168), (122, 670584), (183, 447056), (244, 335292), (366, 223528), (488, 167646), (732, 111764), (976, 83823), (1464, 55882), (2928, 27941)]