28752552

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 82162080

約数和(自身を除く): 53409528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 43, 72, 74, 86, 111, 129, 148, 172, 222, 251, 258, 296, 333, 344, 387, 444, 502, 516, 666, 753, 774, 888, 1004, 1032, 1332, 1506, 1548, 1591, 2008, 2259, 2664, 3012, 3096, 3182, 4518, 4773, 6024, 6364, 9036, 9287, 9546, 10793, 12728, 14319, 18072, 18574, 19092, 21586, 27861, 28638, 32379, 37148, 38184, 43172, 55722, 57276, 64758, 74296, 83583, 86344, 97137, 111444, 114552, 129516, 167166, 194274, 222888, 259032, 334332, 388548, 399341, 668664, 777096, 798682, 1198023, 1597364, 2396046, 3194728, 3594069, 4792092, 7188138, 9584184, 14376276, 28752552]

約数ペア:

[(1, 28752552), (2, 14376276), (3, 9584184), (4, 7188138), (6, 4792092), (8, 3594069), (9, 3194728), (12, 2396046), (18, 1597364), (24, 1198023), (36, 798682), (37, 777096), (43, 668664), (72, 399341), (74, 388548), (86, 334332), (111, 259032), (129, 222888), (148, 194274), (172, 167166), (222, 129516), (251, 114552), (258, 111444), (296, 97137), (333, 86344), (344, 83583), (387, 74296), (444, 64758), (502, 57276), (516, 55722), (666, 43172), (753, 38184), (774, 37148), (888, 32379), (1004, 28638), (1032, 27861), (1332, 21586), (1506, 19092), (1548, 18574), (1591, 18072), (2008, 14319), (2259, 12728), (2664, 10793), (3012, 9546), (3096, 9287), (3182, 9036), (4518, 6364), (4773, 6024)]