28075236

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:406

約数の個数: 96

約数和(自身を含む): 80640000

約数和(自身を除く): 52564764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 343, 359, 399, 532, 588, 686, 718, 798, 931, 1029, 1077, 1372, 1436, 1596, 1862, 2058, 2154, 2513, 2793, 3724, 4116, 4308, 5026, 5586, 6517, 6821, 7539, 10052, 11172, 13034, 13642, 15078, 17591, 19551, 20463, 26068, 27284, 30156, 35182, 39102, 40926, 47747, 52773, 70364, 78204, 81852, 95494, 105546, 123137, 143241, 190988, 211092, 246274, 286482, 334229, 369411, 492548, 572964, 668458, 738822, 1002687, 1336916, 1477644, 2005374, 2339603, 4010748, 4679206, 7018809, 9358412, 14037618, 28075236]

約数ペア:

[(1, 28075236), (2, 14037618), (3, 9358412), (4, 7018809), (6, 4679206), (7, 4010748), (12, 2339603), (14, 2005374), (19, 1477644), (21, 1336916), (28, 1002687), (38, 738822), (42, 668458), (49, 572964), (57, 492548), (76, 369411), (84, 334229), (98, 286482), (114, 246274), (133, 211092), (147, 190988), (196, 143241), (228, 123137), (266, 105546), (294, 95494), (343, 81852), (359, 78204), (399, 70364), (532, 52773), (588, 47747), (686, 40926), (718, 39102), (798, 35182), (931, 30156), (1029, 27284), (1077, 26068), (1372, 20463), (1436, 19551), (1596, 17591), (1862, 15078), (2058, 13642), (2154, 13034), (2513, 11172), (2793, 10052), (3724, 7539), (4116, 6821), (4308, 6517), (5026, 5586)]