28865484

素因数分解:

$2^2\times 3^6\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:562

約数の個数: 84

約数和(自身を含む): 79876440

約数和(自身を除く): 51010956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 521, 684, 729, 972, 1026, 1042, 1458, 1539, 1563, 2052, 2084, 2916, 3078, 3126, 4617, 4689, 6156, 6252, 9234, 9378, 9899, 13851, 14067, 18468, 18756, 19798, 27702, 28134, 29697, 39596, 42201, 55404, 56268, 59394, 84402, 89091, 118788, 126603, 168804, 178182, 253206, 267273, 356364, 379809, 506412, 534546, 759618, 801819, 1069092, 1519236, 1603638, 2405457, 3207276, 4810914, 7216371, 9621828, 14432742, 28865484]

約数ペア:

[(1, 28865484), (2, 14432742), (3, 9621828), (4, 7216371), (6, 4810914), (9, 3207276), (12, 2405457), (18, 1603638), (19, 1519236), (27, 1069092), (36, 801819), (38, 759618), (54, 534546), (57, 506412), (76, 379809), (81, 356364), (108, 267273), (114, 253206), (162, 178182), (171, 168804), (228, 126603), (243, 118788), (324, 89091), (342, 84402), (486, 59394), (513, 56268), (521, 55404), (684, 42201), (729, 39596), (972, 29697), (1026, 28134), (1042, 27702), (1458, 19798), (1539, 18756), (1563, 18468), (2052, 14067), (2084, 13851), (2916, 9899), (3078, 9378), (3126, 9234), (4617, 6252), (4689, 6156)]