64703145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{739}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 111888000

約数和(自身を除く): 47184855

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 449, 739, 1347, 2217, 2245, 3695, 5837, 6735, 9607, 11085, 17511, 28821, 29185, 48035, 87555, 144105, 331811, 995433, 1659055, 4313543, 4977165, 12940629, 21567715, 64703145]

約数ペア:

[(1, 64703145), (3, 21567715), (5, 12940629), (13, 4977165), (15, 4313543), (39, 1659055), (65, 995433), (195, 331811), (449, 144105), (739, 87555), (1347, 48035), (2217, 29185), (2245, 28821), (3695, 17511), (5837, 11085), (6735, 9607)]