81785802

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{1867}}^1$

素因数の和:2035

約数の個数: 48

約数和(自身を含む): 191656800

約数和(自身を除く): 109870998

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 149, 294, 298, 447, 894, 1043, 1867, 2086, 3129, 3734, 5601, 6258, 7301, 11202, 13069, 14602, 21903, 26138, 39207, 43806, 78414, 91483, 182966, 274449, 278183, 548898, 556366, 834549, 1669098, 1947281, 3894562, 5841843, 11683686, 13630967, 27261934, 40892901, 81785802]

約数ペア:

[(1, 81785802), (2, 40892901), (3, 27261934), (6, 13630967), (7, 11683686), (14, 5841843), (21, 3894562), (42, 1947281), (49, 1669098), (98, 834549), (147, 556366), (149, 548898), (294, 278183), (298, 274449), (447, 182966), (894, 91483), (1043, 78414), (1867, 43806), (2086, 39207), (3129, 26138), (3734, 21903), (5601, 14602), (6258, 13069), (7301, 11202)]