28223748

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1066

約数の個数: 96

約数和(自身を含む): 85971200

約数和(自身を除く): 57747452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 84, 108, 111, 126, 148, 189, 222, 252, 259, 333, 378, 444, 518, 666, 756, 777, 999, 1009, 1036, 1332, 1554, 1998, 2018, 2331, 3027, 3108, 3996, 4036, 4662, 6054, 6993, 7063, 9081, 9324, 12108, 13986, 14126, 18162, 21189, 27243, 27972, 28252, 36324, 37333, 42378, 54486, 63567, 74666, 84756, 108972, 111999, 127134, 149332, 190701, 223998, 254268, 261331, 335997, 381402, 447996, 522662, 671994, 762804, 783993, 1007991, 1045324, 1343988, 1567986, 2015982, 2351979, 3135972, 4031964, 4703958, 7055937, 9407916, 14111874, 28223748]

約数ペア:

[(1, 28223748), (2, 14111874), (3, 9407916), (4, 7055937), (6, 4703958), (7, 4031964), (9, 3135972), (12, 2351979), (14, 2015982), (18, 1567986), (21, 1343988), (27, 1045324), (28, 1007991), (36, 783993), (37, 762804), (42, 671994), (54, 522662), (63, 447996), (74, 381402), (84, 335997), (108, 261331), (111, 254268), (126, 223998), (148, 190701), (189, 149332), (222, 127134), (252, 111999), (259, 108972), (333, 84756), (378, 74666), (444, 63567), (518, 54486), (666, 42378), (756, 37333), (777, 36324), (999, 28252), (1009, 27972), (1036, 27243), (1332, 21189), (1554, 18162), (1998, 14126), (2018, 13986), (2331, 12108), (3027, 9324), (3108, 9081), (3996, 7063), (4036, 6993), (4662, 6054)]