1991775528

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{587}}^1\times {\mathrm{683}}^1$

素因数の和:1308

約数の個数: 128

約数和(自身を含む): 5791564800

約数和(自身を除く): 3799789272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 92, 108, 138, 184, 207, 216, 276, 414, 552, 587, 621, 683, 828, 1174, 1242, 1366, 1656, 1761, 2049, 2348, 2484, 2732, 3522, 4098, 4696, 4968, 5283, 5464, 6147, 7044, 8196, 10566, 12294, 13501, 14088, 15709, 15849, 16392, 18441, 21132, 24588, 27002, 31418, 31698, 36882, 40503, 42264, 47127, 49176, 54004, 62836, 63396, 73764, 81006, 94254, 108008, 121509, 125672, 126792, 141381, 147528, 162012, 188508, 243018, 282762, 324024, 364527, 377016, 400921, 424143, 486036, 565524, 729054, 801842, 848286, 972072, 1131048, 1202763, 1458108, 1603684, 1696572, 2405526, 2916216, 3207368, 3393144, 3608289, 4811052, 7216578, 9221183, 9622104, 10824867, 14433156, 18442366, 21649734, 27663549, 28866312, 36884732, 43299468, 55327098, 73769464, 82990647, 86598936, 110654196, 165981294, 221308392, 248971941, 331962588, 497943882, 663925176, 995887764, 1991775528]

約数ペア:

[(1, 1991775528), (2, 995887764), (3, 663925176), (4, 497943882), (6, 331962588), (8, 248971941), (9, 221308392), (12, 165981294), (18, 110654196), (23, 86598936), (24, 82990647), (27, 73769464), (36, 55327098), (46, 43299468), (54, 36884732), (69, 28866312), (72, 27663549), (92, 21649734), (108, 18442366), (138, 14433156), (184, 10824867), (207, 9622104), (216, 9221183), (276, 7216578), (414, 4811052), (552, 3608289), (587, 3393144), (621, 3207368), (683, 2916216), (828, 2405526), (1174, 1696572), (1242, 1603684), (1366, 1458108), (1656, 1202763), (1761, 1131048), (2049, 972072), (2348, 848286), (2484, 801842), (2732, 729054), (3522, 565524), (4098, 486036), (4696, 424143), (4968, 400921), (5283, 377016), (5464, 364527), (6147, 324024), (7044, 282762), (8196, 243018), (10566, 188508), (12294, 162012), (13501, 147528), (14088, 141381), (15709, 126792), (15849, 125672), (16392, 121509), (18441, 108008), (21132, 94254), (24588, 81006), (27002, 73764), (31418, 63396), (31698, 62836), (36882, 54004), (40503, 49176), (42264, 47127)]