17271513

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 30750720

約数和(自身を除く): 13479207

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 307, 329, 399, 423, 893, 921, 987, 1197, 2149, 2679, 2763, 2961, 5833, 6251, 6447, 8037, 14429, 17499, 18753, 19341, 40831, 43287, 52497, 56259, 101003, 122493, 129861, 274151, 303009, 367479, 822453, 909027, 1919057, 2467359, 5757171, 17271513]

約数ペア:

[(1, 17271513), (3, 5757171), (7, 2467359), (9, 1919057), (19, 909027), (21, 822453), (47, 367479), (57, 303009), (63, 274151), (133, 129861), (141, 122493), (171, 101003), (307, 56259), (329, 52497), (399, 43287), (423, 40831), (893, 19341), (921, 18753), (987, 17499), (1197, 14429), (2149, 8037), (2679, 6447), (2763, 6251), (2961, 5833)]