28291104

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{4271}}^1$

素因数の和:4310

約数の個数: 72

約数和(自身を含む): 83970432

約数和(自身を除く): 55679328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 4271, 6624, 8542, 12813, 17084, 25626, 34168, 38439, 51252, 68336, 76878, 98233, 102504, 136672, 153756, 196466, 205008, 294699, 307512, 392932, 410016, 589398, 615024, 785864, 884097, 1178796, 1230048, 1571728, 1768194, 2357592, 3143456, 3536388, 4715184, 7072776, 9430368, 14145552, 28291104]

約数ペア:

[(1, 28291104), (2, 14145552), (3, 9430368), (4, 7072776), (6, 4715184), (8, 3536388), (9, 3143456), (12, 2357592), (16, 1768194), (18, 1571728), (23, 1230048), (24, 1178796), (32, 884097), (36, 785864), (46, 615024), (48, 589398), (69, 410016), (72, 392932), (92, 307512), (96, 294699), (138, 205008), (144, 196466), (184, 153756), (207, 136672), (276, 102504), (288, 98233), (368, 76878), (414, 68336), (552, 51252), (736, 38439), (828, 34168), (1104, 25626), (1656, 17084), (2208, 12813), (3312, 8542), (4271, 6624)]