280822527

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 439029760

約数和(自身を除く): 158207233

約数列:

[1, 3, 9, 19, 57, 67, 127, 171, 193, 201, 381, 579, 603, 1143, 1273, 1737, 2413, 3667, 3819, 7239, 8509, 11001, 11457, 12931, 21717, 24511, 25527, 33003, 38793, 73533, 76581, 116379, 161671, 220599, 245689, 465709, 485013, 737067, 1397127, 1455039, 1642237, 2211201, 4191381, 4926711, 14780133, 31202503, 93607509, 280822527]

約数ペア:

[(1, 280822527), (3, 93607509), (9, 31202503), (19, 14780133), (57, 4926711), (67, 4191381), (127, 2211201), (171, 1642237), (193, 1455039), (201, 1397127), (381, 737067), (579, 485013), (603, 465709), (1143, 245689), (1273, 220599), (1737, 161671), (2413, 116379), (3667, 76581), (3819, 73533), (7239, 38793), (8509, 33003), (11001, 25527), (11457, 24511), (12931, 21717)]