142007406

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 310590720

約数和(自身を除く): 168583314

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 131, 222, 257, 262, 393, 514, 703, 771, 786, 1406, 1542, 2109, 2489, 4218, 4847, 4883, 4978, 7467, 9509, 9694, 9766, 14541, 14649, 14934, 19018, 28527, 29082, 29298, 33667, 57054, 67334, 92093, 101001, 180671, 184186, 202002, 276279, 361342, 542013, 552558, 639673, 1084026, 1245679, 1279346, 1919019, 2491358, 3737037, 3838038, 7474074, 23667901, 47335802, 71003703, 142007406]

約数ペア:

[(1, 142007406), (2, 71003703), (3, 47335802), (6, 23667901), (19, 7474074), (37, 3838038), (38, 3737037), (57, 2491358), (74, 1919019), (111, 1279346), (114, 1245679), (131, 1084026), (222, 639673), (257, 552558), (262, 542013), (393, 361342), (514, 276279), (703, 202002), (771, 184186), (786, 180671), (1406, 101001), (1542, 92093), (2109, 67334), (2489, 57054), (4218, 33667), (4847, 29298), (4883, 29082), (4978, 28527), (7467, 19018), (9509, 14934), (9694, 14649), (9766, 14541)]