28209528

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1261

約数の個数: 96

約数和(自身を含む): 85222800

約数和(自身を除く): 57013272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 34, 36, 38, 51, 57, 68, 72, 76, 102, 114, 136, 152, 153, 171, 204, 228, 306, 323, 342, 408, 456, 612, 646, 684, 969, 1213, 1224, 1292, 1368, 1938, 2426, 2584, 2907, 3639, 3876, 4852, 5814, 7278, 7752, 9704, 10917, 11628, 14556, 20621, 21834, 23047, 23256, 29112, 41242, 43668, 46094, 61863, 69141, 82484, 87336, 92188, 123726, 138282, 164968, 184376, 185589, 207423, 247452, 276564, 371178, 391799, 414846, 494904, 553128, 742356, 783598, 829692, 1175397, 1484712, 1567196, 1659384, 2350794, 3134392, 3526191, 4701588, 7052382, 9403176, 14104764, 28209528]

約数ペア:

[(1, 28209528), (2, 14104764), (3, 9403176), (4, 7052382), (6, 4701588), (8, 3526191), (9, 3134392), (12, 2350794), (17, 1659384), (18, 1567196), (19, 1484712), (24, 1175397), (34, 829692), (36, 783598), (38, 742356), (51, 553128), (57, 494904), (68, 414846), (72, 391799), (76, 371178), (102, 276564), (114, 247452), (136, 207423), (152, 185589), (153, 184376), (171, 164968), (204, 138282), (228, 123726), (306, 92188), (323, 87336), (342, 82484), (408, 69141), (456, 61863), (612, 46094), (646, 43668), (684, 41242), (969, 29112), (1213, 23256), (1224, 23047), (1292, 21834), (1368, 20621), (1938, 14556), (2426, 11628), (2584, 10917), (2907, 9704), (3639, 7752), (3876, 7278), (4852, 5814)]