28185084

素因数分解:

$2^2\times 3^5\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 74850048

約数和(自身を除く): 46664964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 107, 108, 162, 214, 243, 271, 321, 324, 428, 486, 542, 642, 813, 963, 972, 1084, 1284, 1626, 1926, 2439, 2889, 3252, 3852, 4878, 5778, 7317, 8667, 9756, 11556, 14634, 17334, 21951, 26001, 28997, 29268, 34668, 43902, 52002, 57994, 65853, 86991, 87804, 104004, 115988, 131706, 173982, 260973, 263412, 347964, 521946, 782919, 1043892, 1565838, 2348757, 3131676, 4697514, 7046271, 9395028, 14092542, 28185084]

約数ペア:

[(1, 28185084), (2, 14092542), (3, 9395028), (4, 7046271), (6, 4697514), (9, 3131676), (12, 2348757), (18, 1565838), (27, 1043892), (36, 782919), (54, 521946), (81, 347964), (107, 263412), (108, 260973), (162, 173982), (214, 131706), (243, 115988), (271, 104004), (321, 87804), (324, 86991), (428, 65853), (486, 57994), (542, 52002), (642, 43902), (813, 34668), (963, 29268), (972, 28997), (1084, 26001), (1284, 21951), (1626, 17334), (1926, 14634), (2439, 11556), (2889, 9756), (3252, 8667), (3852, 7317), (4878, 5778)]