28322712

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{3251}}^1$

素因数の和:3285

約数の個数: 72

約数和(自身を含む): 84340620

約数和(自身を除く): 56017908

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2904, 3251, 4356, 6502, 8712, 9753, 13004, 19506, 26008, 29259, 35761, 39012, 58518, 71522, 78024, 107283, 117036, 143044, 214566, 234072, 286088, 321849, 393371, 429132, 643698, 786742, 858264, 1180113, 1287396, 1573484, 2360226, 2574792, 3146968, 3540339, 4720452, 7080678, 9440904, 14161356, 28322712]

約数ペア:

[(1, 28322712), (2, 14161356), (3, 9440904), (4, 7080678), (6, 4720452), (8, 3540339), (9, 3146968), (11, 2574792), (12, 2360226), (18, 1573484), (22, 1287396), (24, 1180113), (33, 858264), (36, 786742), (44, 643698), (66, 429132), (72, 393371), (88, 321849), (99, 286088), (121, 234072), (132, 214566), (198, 143044), (242, 117036), (264, 107283), (363, 78024), (396, 71522), (484, 58518), (726, 39012), (792, 35761), (968, 29259), (1089, 26008), (1452, 19506), (2178, 13004), (2904, 9753), (3251, 8712), (4356, 6502)]