28882458

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 72

約数和(自身を含む): 70024500

約数和(自身を除く): 41142042

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 89, 99, 121, 149, 178, 198, 242, 267, 298, 363, 447, 534, 726, 801, 894, 979, 1089, 1341, 1602, 1639, 1958, 2178, 2682, 2937, 3278, 4917, 5874, 8811, 9834, 10769, 13261, 14751, 17622, 18029, 21538, 26522, 29502, 32307, 36058, 39783, 54087, 64614, 79566, 96921, 108174, 119349, 145871, 162261, 193842, 238698, 291742, 324522, 437613, 875226, 1312839, 1604581, 2625678, 3209162, 4813743, 9627486, 14441229, 28882458]

約数ペア:

[(1, 28882458), (2, 14441229), (3, 9627486), (6, 4813743), (9, 3209162), (11, 2625678), (18, 1604581), (22, 1312839), (33, 875226), (66, 437613), (89, 324522), (99, 291742), (121, 238698), (149, 193842), (178, 162261), (198, 145871), (242, 119349), (267, 108174), (298, 96921), (363, 79566), (447, 64614), (534, 54087), (726, 39783), (801, 36058), (894, 32307), (979, 29502), (1089, 26522), (1341, 21538), (1602, 18029), (1639, 17622), (1958, 14751), (2178, 13261), (2682, 10769), (2937, 9834), (3278, 8811), (4917, 5874)]