71440684

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{134287}}^1$

素因数の和:134317

約数の個数: 24

約数和(自身を含む): 150402560

約数和(自身を除く): 78961876

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 134287, 268574, 537148, 940009, 1880018, 2551453, 3760036, 5102906, 10205812, 17860171, 35720342, 71440684]

約数ペア:

[(1, 71440684), (2, 35720342), (4, 17860171), (7, 10205812), (14, 5102906), (19, 3760036), (28, 2551453), (38, 1880018), (76, 940009), (133, 537148), (266, 268574), (532, 134287)]