31857558

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 70543872

約数和(自身を除く): 38686314

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 71, 83, 102, 106, 142, 159, 166, 213, 249, 318, 426, 498, 901, 1207, 1411, 1802, 2414, 2703, 2822, 3621, 3763, 4233, 4399, 5406, 5893, 7242, 7526, 8466, 8798, 11289, 11786, 13197, 17679, 22578, 26394, 35358, 63971, 74783, 100181, 127942, 149566, 191913, 200362, 224349, 300543, 312329, 383826, 448698, 601086, 624658, 936987, 1873974, 5309593, 10619186, 15928779, 31857558]

約数ペア:

[(1, 31857558), (2, 15928779), (3, 10619186), (6, 5309593), (17, 1873974), (34, 936987), (51, 624658), (53, 601086), (71, 448698), (83, 383826), (102, 312329), (106, 300543), (142, 224349), (159, 200362), (166, 191913), (213, 149566), (249, 127942), (318, 100181), (426, 74783), (498, 63971), (901, 35358), (1207, 26394), (1411, 22578), (1802, 17679), (2414, 13197), (2703, 11786), (2822, 11289), (3621, 8798), (3763, 8466), (4233, 7526), (4399, 7242), (5406, 5893)]