71743581

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 128419200

約数和(自身を除く): 56675619

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 251, 273, 349, 753, 819, 1047, 1757, 2259, 2443, 3141, 3263, 4537, 5271, 7329, 9789, 13611, 15813, 21987, 22841, 29367, 31759, 40833, 68523, 87599, 95277, 205569, 262797, 285831, 613193, 788391, 1138787, 1839579, 3416361, 5518737, 7971509, 10249083, 23914527, 71743581]

約数ペア:

[(1, 71743581), (3, 23914527), (7, 10249083), (9, 7971509), (13, 5518737), (21, 3416361), (39, 1839579), (63, 1138787), (91, 788391), (117, 613193), (251, 285831), (273, 262797), (349, 205569), (753, 95277), (819, 87599), (1047, 68523), (1757, 40833), (2259, 31759), (2443, 29367), (3141, 22841), (3263, 21987), (4537, 15813), (5271, 13611), (7329, 9789)]