8421088

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 18458496

約数和(自身を除く): 10037408

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 653, 806, 992, 1306, 1612, 2612, 3224, 5224, 6448, 8489, 10448, 12896, 16978, 20243, 20896, 33956, 40486, 67912, 80972, 135824, 161944, 263159, 271648, 323888, 526318, 647776, 1052636, 2105272, 4210544, 8421088]

約数ペア:

[(1, 8421088), (2, 4210544), (4, 2105272), (8, 1052636), (13, 647776), (16, 526318), (26, 323888), (31, 271648), (32, 263159), (52, 161944), (62, 135824), (104, 80972), (124, 67912), (208, 40486), (248, 33956), (403, 20896), (416, 20243), (496, 16978), (653, 12896), (806, 10448), (992, 8489), (1306, 6448), (1612, 5224), (2612, 3224)]