238331313

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:235

約数の個数: 96

約数和(自身を含む): 426995712

約数和(自身を除く): 188664399

約数列:

[1, 3, 9, 11, 17, 23, 33, 47, 51, 69, 99, 131, 141, 153, 187, 207, 253, 391, 393, 423, 517, 561, 759, 799, 1081, 1173, 1179, 1441, 1551, 1683, 2227, 2277, 2397, 3013, 3243, 3519, 4301, 4323, 4653, 6157, 6681, 7191, 8789, 9039, 9729, 11891, 12903, 12969, 18377, 18471, 20043, 24497, 26367, 27117, 33143, 35673, 38709, 51221, 55131, 55413, 67727, 73491, 79101, 99429, 104669, 107019, 141611, 153663, 165393, 202147, 203181, 220473, 298287, 314007, 424833, 460989, 563431, 606441, 609543, 942021, 1151359, 1274499, 1557721, 1690293, 1819323, 2407387, 3454077, 4673163, 5070879, 7222161, 10362231, 14019489, 21666483, 26481257, 79443771, 238331313]

約数ペア:

[(1, 238331313), (3, 79443771), (9, 26481257), (11, 21666483), (17, 14019489), (23, 10362231), (33, 7222161), (47, 5070879), (51, 4673163), (69, 3454077), (99, 2407387), (131, 1819323), (141, 1690293), (153, 1557721), (187, 1274499), (207, 1151359), (253, 942021), (391, 609543), (393, 606441), (423, 563431), (517, 460989), (561, 424833), (759, 314007), (799, 298287), (1081, 220473), (1173, 203181), (1179, 202147), (1441, 165393), (1551, 153663), (1683, 141611), (2227, 107019), (2277, 104669), (2397, 99429), (3013, 79101), (3243, 73491), (3519, 67727), (4301, 55413), (4323, 55131), (4653, 51221), (6157, 38709), (6681, 35673), (7191, 33143), (8789, 27117), (9039, 26367), (9729, 24497), (11891, 20043), (12903, 18471), (12969, 18377)]