1663958895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2237}}^1\times {\mathrm{2917}}^1$

素因数の和:5179

約数の個数: 32

約数和(自身を含む): 2821169088

約数和(自身を除く): 1157210193

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 2237, 2917, 6711, 8751, 11185, 14585, 33555, 38029, 43755, 49589, 114087, 148767, 190145, 247945, 570435, 743835, 6525329, 19575987, 32626645, 97879935, 110930593, 332791779, 554652965, 1663958895]

約数ペア:

[(1, 1663958895), (3, 554652965), (5, 332791779), (15, 110930593), (17, 97879935), (51, 32626645), (85, 19575987), (255, 6525329), (2237, 743835), (2917, 570435), (6711, 247945), (8751, 190145), (11185, 148767), (14585, 114087), (33555, 49589), (38029, 43755)]