71397495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 138797568

約数和(自身を除く): 67400073

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 117, 127, 155, 195, 279, 381, 403, 465, 585, 635, 961, 1143, 1209, 1395, 1651, 1905, 2015, 2883, 3627, 3937, 4805, 4953, 5715, 6045, 8255, 8649, 11811, 12493, 14415, 14859, 18135, 19685, 24765, 35433, 37479, 43245, 51181, 59055, 62465, 74295, 112437, 122047, 153543, 177165, 187395, 255905, 366141, 460629, 562185, 610235, 767715, 1098423, 1586611, 1830705, 2303145, 4759833, 5492115, 7933055, 14279499, 23799165, 71397495]

約数ペア:

[(1, 71397495), (3, 23799165), (5, 14279499), (9, 7933055), (13, 5492115), (15, 4759833), (31, 2303145), (39, 1830705), (45, 1586611), (65, 1098423), (93, 767715), (117, 610235), (127, 562185), (155, 460629), (195, 366141), (279, 255905), (381, 187395), (403, 177165), (465, 153543), (585, 122047), (635, 112437), (961, 74295), (1143, 62465), (1209, 59055), (1395, 51181), (1651, 43245), (1905, 37479), (2015, 35433), (2883, 24765), (3627, 19685), (3937, 18135), (4805, 14859), (4953, 14415), (5715, 12493), (6045, 11811), (8255, 8649)]