72992997

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 137434752

約数和(自身を除く): 64441755

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 49, 63, 77, 99, 123, 147, 231, 287, 367, 369, 441, 451, 539, 693, 861, 1101, 1353, 1617, 2009, 2569, 2583, 3157, 3303, 4037, 4059, 4851, 6027, 7707, 9471, 12111, 15047, 17983, 18081, 22099, 23121, 28259, 28413, 36333, 45141, 53949, 66297, 84777, 105329, 135423, 161847, 165517, 197813, 198891, 254331, 315987, 496551, 593439, 737303, 947961, 1158619, 1489653, 1780317, 2211909, 3475857, 6635727, 8110333, 10427571, 24330999, 72992997]

約数ペア:

[(1, 72992997), (3, 24330999), (7, 10427571), (9, 8110333), (11, 6635727), (21, 3475857), (33, 2211909), (41, 1780317), (49, 1489653), (63, 1158619), (77, 947961), (99, 737303), (123, 593439), (147, 496551), (231, 315987), (287, 254331), (367, 198891), (369, 197813), (441, 165517), (451, 161847), (539, 135423), (693, 105329), (861, 84777), (1101, 66297), (1353, 53949), (1617, 45141), (2009, 36333), (2569, 28413), (2583, 28259), (3157, 23121), (3303, 22099), (4037, 18081), (4059, 17983), (4851, 15047), (6027, 12111), (7707, 9471)]