28007928

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1301}}^1$

素因数の和:1349

約数の個数: 96

約数和(自身を含む): 85307040

約数和(自身を除く): 57299112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 69, 72, 78, 92, 104, 117, 138, 156, 184, 207, 234, 276, 299, 312, 414, 468, 552, 598, 828, 897, 936, 1196, 1301, 1656, 1794, 2392, 2602, 2691, 3588, 3903, 5204, 5382, 7176, 7806, 10408, 10764, 11709, 15612, 16913, 21528, 23418, 29923, 31224, 33826, 46836, 50739, 59846, 67652, 89769, 93672, 101478, 119692, 135304, 152217, 179538, 202956, 239384, 269307, 304434, 359076, 388999, 405912, 538614, 608868, 718152, 777998, 1077228, 1166997, 1217736, 1555996, 2154456, 2333994, 3111992, 3500991, 4667988, 7001982, 9335976, 14003964, 28007928]

約数ペア:

[(1, 28007928), (2, 14003964), (3, 9335976), (4, 7001982), (6, 4667988), (8, 3500991), (9, 3111992), (12, 2333994), (13, 2154456), (18, 1555996), (23, 1217736), (24, 1166997), (26, 1077228), (36, 777998), (39, 718152), (46, 608868), (52, 538614), (69, 405912), (72, 388999), (78, 359076), (92, 304434), (104, 269307), (117, 239384), (138, 202956), (156, 179538), (184, 152217), (207, 135304), (234, 119692), (276, 101478), (299, 93672), (312, 89769), (414, 67652), (468, 59846), (552, 50739), (598, 46836), (828, 33826), (897, 31224), (936, 29923), (1196, 23418), (1301, 21528), (1656, 16913), (1794, 15612), (2392, 11709), (2602, 10764), (2691, 10408), (3588, 7806), (3903, 7176), (5204, 5382)]