71446388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20507}}^1$

素因数の和:20591

約数の個数: 24

約数和(自身を含む): 136665312

約数和(自身を除く): 65218924

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 20507, 41014, 82028, 266591, 533182, 1066364, 1373969, 2747938, 5495876, 17861597, 35723194, 71446388]

約数ペア:

[(1, 71446388), (2, 35723194), (4, 17861597), (13, 5495876), (26, 2747938), (52, 1373969), (67, 1066364), (134, 533182), (268, 266591), (871, 82028), (1742, 41014), (3484, 20507)]