71271952

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{17747}}^1$

素因数の和:18006

約数の個数: 20

約数和(自身を含む): 138647376

約数和(自身を除く): 67375424

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 17747, 35494, 70988, 141976, 283952, 4454497, 8908994, 17817988, 35635976, 71271952]

約数ペア:

[(1, 71271952), (2, 35635976), (4, 17817988), (8, 8908994), (16, 4454497), (251, 283952), (502, 141976), (1004, 70988), (2008, 35494), (4016, 17747)]