128267256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{411113}}^1$

素因数の和:411135

約数の個数: 32

約数和(自身を含む): 345335760

約数和(自身を除く): 217068504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 411113, 822226, 1233339, 1644452, 2466678, 3288904, 4933356, 5344469, 9866712, 10688938, 16033407, 21377876, 32066814, 42755752, 64133628, 128267256]

約数ペア:

[(1, 128267256), (2, 64133628), (3, 42755752), (4, 32066814), (6, 21377876), (8, 16033407), (12, 10688938), (13, 9866712), (24, 5344469), (26, 4933356), (39, 3288904), (52, 2466678), (78, 1644452), (104, 1233339), (156, 822226), (312, 411113)]