131871992

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1951}}^1$

素因数の和:2052

約数の個数: 64

約数和(自身を含む): 303575040

約数和(自身を除く): 171703048

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 71, 119, 136, 142, 238, 284, 476, 497, 568, 952, 994, 1207, 1951, 1988, 2414, 3902, 3976, 4828, 7804, 8449, 9656, 13657, 15608, 16898, 27314, 33167, 33796, 54628, 66334, 67592, 109256, 132668, 138521, 232169, 265336, 277042, 464338, 554084, 928676, 969647, 1108168, 1857352, 1939294, 2354857, 3878588, 4709714, 7757176, 9419428, 16483999, 18838856, 32967998, 65935996, 131871992]

約数ペア:

[(1, 131871992), (2, 65935996), (4, 32967998), (7, 18838856), (8, 16483999), (14, 9419428), (17, 7757176), (28, 4709714), (34, 3878588), (56, 2354857), (68, 1939294), (71, 1857352), (119, 1108168), (136, 969647), (142, 928676), (238, 554084), (284, 464338), (476, 277042), (497, 265336), (568, 232169), (952, 138521), (994, 132668), (1207, 109256), (1951, 67592), (1988, 66334), (2414, 54628), (3902, 33796), (3976, 33167), (4828, 27314), (7804, 16898), (8449, 15608), (9656, 13657)]