205128882

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1289}}^1$

素因数の和:1728

約数の個数: 64

約数和(自身を含む): 522604800

約数和(自身を除く): 317475918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 421, 842, 1263, 1289, 2526, 2578, 2947, 3789, 3867, 5894, 7578, 7734, 8841, 9023, 11367, 11601, 17682, 18046, 22734, 23202, 26523, 27069, 34803, 53046, 54138, 69606, 79569, 81207, 159138, 162414, 243621, 487242, 542669, 1085338, 1628007, 3256014, 3798683, 4884021, 7597366, 9768042, 11396049, 14652063, 22792098, 29304126, 34188147, 68376294, 102564441, 205128882]

約数ペア:

[(1, 205128882), (2, 102564441), (3, 68376294), (6, 34188147), (7, 29304126), (9, 22792098), (14, 14652063), (18, 11396049), (21, 9768042), (27, 7597366), (42, 4884021), (54, 3798683), (63, 3256014), (126, 1628007), (189, 1085338), (378, 542669), (421, 487242), (842, 243621), (1263, 162414), (1289, 159138), (2526, 81207), (2578, 79569), (2947, 69606), (3789, 54138), (3867, 53046), (5894, 34803), (7578, 27069), (7734, 26523), (8841, 23202), (9023, 22734), (11367, 18046), (11601, 17682)]