28761516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6007}}^1$

素因数の和:6043

約数の個数: 72

約数和(自身を含む): 87476480

約数和(自身を除く): 58714964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 6007, 12014, 18021, 24028, 36042, 42049, 54063, 72084, 84098, 108126, 114133, 126147, 168196, 216252, 228266, 252294, 342399, 378441, 456532, 504588, 684798, 756882, 798931, 1027197, 1369596, 1513764, 1597862, 2054394, 2396793, 3195724, 4108788, 4793586, 7190379, 9587172, 14380758, 28761516]

約数ペア:

[(1, 28761516), (2, 14380758), (3, 9587172), (4, 7190379), (6, 4793586), (7, 4108788), (9, 3195724), (12, 2396793), (14, 2054394), (18, 1597862), (19, 1513764), (21, 1369596), (28, 1027197), (36, 798931), (38, 756882), (42, 684798), (57, 504588), (63, 456532), (76, 378441), (84, 342399), (114, 252294), (126, 228266), (133, 216252), (171, 168196), (228, 126147), (252, 114133), (266, 108126), (342, 84098), (399, 72084), (532, 54063), (684, 42049), (798, 36042), (1197, 24028), (1596, 18021), (2394, 12014), (4788, 6007)]