28750932

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 83562752

約数和(自身を除く): 54811820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 271, 421, 542, 813, 842, 1084, 1263, 1626, 1684, 1897, 2439, 2526, 2947, 3252, 3789, 3794, 4878, 5052, 5691, 5894, 7578, 7588, 8841, 9756, 11382, 11788, 15156, 17073, 17682, 22764, 26523, 34146, 35364, 53046, 68292, 106092, 114091, 228182, 342273, 456364, 684546, 798637, 1026819, 1369092, 1597274, 2053638, 2395911, 3194548, 4107276, 4791822, 7187733, 9583644, 14375466, 28750932]

約数ペア:

[(1, 28750932), (2, 14375466), (3, 9583644), (4, 7187733), (6, 4791822), (7, 4107276), (9, 3194548), (12, 2395911), (14, 2053638), (18, 1597274), (21, 1369092), (28, 1026819), (36, 798637), (42, 684546), (63, 456364), (84, 342273), (126, 228182), (252, 114091), (271, 106092), (421, 68292), (542, 53046), (813, 35364), (842, 34146), (1084, 26523), (1263, 22764), (1626, 17682), (1684, 17073), (1897, 15156), (2439, 11788), (2526, 11382), (2947, 9756), (3252, 8841), (3789, 7588), (3794, 7578), (4878, 5894), (5052, 5691)]