72305919

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 134830080

約数和(自身を除く): 62524161

約数列:

[1, 3, 7, 9, 21, 27, 31, 41, 43, 49, 63, 93, 123, 129, 147, 189, 217, 279, 287, 301, 369, 387, 441, 651, 837, 861, 903, 1107, 1161, 1271, 1323, 1333, 1519, 1763, 1953, 2009, 2107, 2583, 2709, 3813, 3999, 4557, 5289, 5859, 6027, 6321, 7749, 8127, 8897, 9331, 11439, 11997, 12341, 13671, 15867, 18081, 18963, 26691, 27993, 34317, 35991, 37023, 41013, 47601, 54243, 54653, 56889, 62279, 65317, 80073, 83979, 86387, 111069, 163959, 186837, 195951, 240219, 251937, 259161, 333207, 382571, 491877, 560511, 587853, 777483, 1147713, 1475631, 1681533, 1763559, 2332449, 2677997, 3443139, 8033991, 10329417, 24101973, 72305919]

約数ペア:

[(1, 72305919), (3, 24101973), (7, 10329417), (9, 8033991), (21, 3443139), (27, 2677997), (31, 2332449), (41, 1763559), (43, 1681533), (49, 1475631), (63, 1147713), (93, 777483), (123, 587853), (129, 560511), (147, 491877), (189, 382571), (217, 333207), (279, 259161), (287, 251937), (301, 240219), (369, 195951), (387, 186837), (441, 163959), (651, 111069), (837, 86387), (861, 83979), (903, 80073), (1107, 65317), (1161, 62279), (1271, 56889), (1323, 54653), (1333, 54243), (1519, 47601), (1763, 41013), (1953, 37023), (2009, 35991), (2107, 34317), (2583, 27993), (2709, 26691), (3813, 18963), (3999, 18081), (4557, 15867), (5289, 13671), (5859, 12341), (6027, 11997), (6321, 11439), (7749, 9331), (8127, 8897)]